210829388

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:435

約数の個数: 96

約数和(自身を含む): 483065856

約数和(自身を除く): 272236468

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 71, 77, 124, 142, 154, 217, 284, 308, 311, 341, 434, 497, 622, 682, 781, 868, 994, 1244, 1364, 1562, 1988, 2177, 2201, 2387, 3124, 3421, 4354, 4402, 4774, 5467, 6842, 8708, 8804, 9548, 9641, 10934, 13684, 15407, 19282, 21868, 22081, 23947, 24211, 30814, 38564, 44162, 47894, 48422, 61628, 67487, 88324, 95788, 96844, 106051, 134974, 154567, 169477, 212102, 242891, 269948, 309134, 338954, 424204, 485782, 618268, 677908, 684511, 742357, 971564, 1369022, 1484714, 1700237, 2738044, 2969428, 3400474, 4791577, 6800948, 7529621, 9583154, 15059242, 19166308, 30118484, 52707347, 105414694, 210829388]

約数ペア:

[(1, 210829388), (2, 105414694), (4, 52707347), (7, 30118484), (11, 19166308), (14, 15059242), (22, 9583154), (28, 7529621), (31, 6800948), (44, 4791577), (62, 3400474), (71, 2969428), (77, 2738044), (124, 1700237), (142, 1484714), (154, 1369022), (217, 971564), (284, 742357), (308, 684511), (311, 677908), (341, 618268), (434, 485782), (497, 424204), (622, 338954), (682, 309134), (781, 269948), (868, 242891), (994, 212102), (1244, 169477), (1364, 154567), (1562, 134974), (1988, 106051), (2177, 96844), (2201, 95788), (2387, 88324), (3124, 67487), (3421, 61628), (4354, 48422), (4402, 47894), (4774, 44162), (5467, 38564), (6842, 30814), (8708, 24211), (8804, 23947), (9548, 22081), (9641, 21868), (10934, 19282), (13684, 15407)]