217344348

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:336

約数の個数: 144

約数和(自身を含む): 622282752

約数和(自身を除く): 404938404

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, 211, 213, 234, 279, 284, 372, 403, 422, 426, 468, 558, 633, 639, 806, 844, 852, 923, 1116, 1209, 1266, 1278, 1612, 1846, 1899, 2201, 2418, 2532, 2556, 2743, 2769, 3627, 3692, 3798, 4402, 4836, 5486, 5538, 6541, 6603, 7254, 7596, 8229, 8307, 8804, 10972, 11076, 13082, 13206, 14508, 14981, 16458, 16614, 19623, 19809, 24687, 26164, 26412, 28613, 29962, 32916, 33228, 39246, 39618, 44943, 49374, 57226, 58869, 59924, 78492, 79236, 85033, 85839, 89886, 98748, 114452, 117738, 134829, 170066, 171678, 179772, 194753, 235476, 255099, 257517, 269658, 340132, 343356, 389506, 464411, 510198, 515034, 539316, 584259, 765297, 779012, 928822, 1020396, 1030068, 1168518, 1393233, 1530594, 1752777, 1857644, 2337036, 2786466, 3061188, 3505554, 4179699, 5572932, 6037343, 7011108, 8359398, 12074686, 16718796, 18112029, 24149372, 36224058, 54336087, 72448116, 108672174, 217344348]

約数ペア:

[(1, 217344348), (2, 108672174), (3, 72448116), (4, 54336087), (6, 36224058), (9, 24149372), (12, 18112029), (13, 16718796), (18, 12074686), (26, 8359398), (31, 7011108), (36, 6037343), (39, 5572932), (52, 4179699), (62, 3505554), (71, 3061188), (78, 2786466), (93, 2337036), (117, 1857644), (124, 1752777), (142, 1530594), (156, 1393233), (186, 1168518), (211, 1030068), (213, 1020396), (234, 928822), (279, 779012), (284, 765297), (372, 584259), (403, 539316), (422, 515034), (426, 510198), (468, 464411), (558, 389506), (633, 343356), (639, 340132), (806, 269658), (844, 257517), (852, 255099), (923, 235476), (1116, 194753), (1209, 179772), (1266, 171678), (1278, 170066), (1612, 134829), (1846, 117738), (1899, 114452), (2201, 98748), (2418, 89886), (2532, 85839), (2556, 85033), (2743, 79236), (2769, 78492), (3627, 59924), (3692, 58869), (3798, 57226), (4402, 49374), (4836, 44943), (5486, 39618), (5538, 39246), (6541, 33228), (6603, 32916), (7254, 29962), (7596, 28613), (8229, 26412), (8307, 26164), (8804, 24687), (10972, 19809), (11076, 19623), (13082, 16614), (13206, 16458), (14508, 14981)]