326531556

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:442

約数の個数: 144

約数和(自身を含む): 933424128

約数和(自身を除く): 606892572

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 71, 78, 93, 117, 124, 142, 156, 186, 213, 234, 279, 284, 317, 372, 403, 426, 468, 558, 634, 639, 806, 852, 923, 951, 1116, 1209, 1268, 1278, 1612, 1846, 1902, 2201, 2418, 2556, 2769, 2853, 3627, 3692, 3804, 4121, 4402, 4836, 5538, 5706, 6603, 7254, 8242, 8307, 8804, 9827, 11076, 11412, 12363, 13206, 14508, 16484, 16614, 19654, 19809, 22507, 24726, 26412, 28613, 29481, 33228, 37089, 39308, 39618, 45014, 49452, 57226, 58962, 67521, 74178, 79236, 85839, 88443, 90028, 114452, 117924, 127751, 135042, 148356, 171678, 176886, 202563, 255502, 257517, 270084, 292591, 343356, 353772, 383253, 405126, 511004, 515034, 585182, 697717, 766506, 810252, 877773, 1030068, 1149759, 1170364, 1395434, 1533012, 1755546, 2093151, 2299518, 2633319, 2790868, 3511092, 4186302, 4599036, 5266638, 6279453, 8372604, 9070321, 10533276, 12558906, 18140642, 25117812, 27210963, 36281284, 54421926, 81632889, 108843852, 163265778, 326531556]

約数ペア:

[(1, 326531556), (2, 163265778), (3, 108843852), (4, 81632889), (6, 54421926), (9, 36281284), (12, 27210963), (13, 25117812), (18, 18140642), (26, 12558906), (31, 10533276), (36, 9070321), (39, 8372604), (52, 6279453), (62, 5266638), (71, 4599036), (78, 4186302), (93, 3511092), (117, 2790868), (124, 2633319), (142, 2299518), (156, 2093151), (186, 1755546), (213, 1533012), (234, 1395434), (279, 1170364), (284, 1149759), (317, 1030068), (372, 877773), (403, 810252), (426, 766506), (468, 697717), (558, 585182), (634, 515034), (639, 511004), (806, 405126), (852, 383253), (923, 353772), (951, 343356), (1116, 292591), (1209, 270084), (1268, 257517), (1278, 255502), (1612, 202563), (1846, 176886), (1902, 171678), (2201, 148356), (2418, 135042), (2556, 127751), (2769, 117924), (2853, 114452), (3627, 90028), (3692, 88443), (3804, 85839), (4121, 79236), (4402, 74178), (4836, 67521), (5538, 58962), (5706, 57226), (6603, 49452), (7254, 45014), (8242, 39618), (8307, 39308), (8804, 37089), (9827, 33228), (11076, 29481), (11412, 28613), (12363, 26412), (13206, 24726), (14508, 22507), (16484, 19809), (16614, 19654)]