389119068

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{26821}}^1$

素因数の和:26875

約数の個数: 72

約数和(自身を含む): 1093479296

約数和(自身を除く): 704360228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 14508, 26821, 53642, 80463, 107284, 160926, 241389, 321852, 348673, 482778, 697346, 831451, 965556, 1046019, 1394692, 1662902, 2092038, 2494353, 3138057, 3325804, 4184076, 4988706, 6276114, 7483059, 9977412, 10808863, 12552228, 14966118, 21617726, 29932236, 32426589, 43235452, 64853178, 97279767, 129706356, 194559534, 389119068]

約数ペア:

[(1, 389119068), (2, 194559534), (3, 129706356), (4, 97279767), (6, 64853178), (9, 43235452), (12, 32426589), (13, 29932236), (18, 21617726), (26, 14966118), (31, 12552228), (36, 10808863), (39, 9977412), (52, 7483059), (62, 6276114), (78, 4988706), (93, 4184076), (117, 3325804), (124, 3138057), (156, 2494353), (186, 2092038), (234, 1662902), (279, 1394692), (372, 1046019), (403, 965556), (468, 831451), (558, 697346), (806, 482778), (1116, 348673), (1209, 321852), (1612, 241389), (2418, 160926), (3627, 107284), (4836, 80463), (7254, 53642), (14508, 26821)]