17088890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 38465280

約数和(自身を除く): 21376390

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 89, 91, 130, 178, 182, 211, 422, 445, 455, 623, 890, 910, 1055, 1157, 1246, 1477, 2110, 2314, 2743, 2954, 3115, 5486, 5785, 6230, 7385, 8099, 11570, 13715, 14770, 16198, 18779, 19201, 27430, 37558, 38402, 40495, 80990, 93895, 96005, 131453, 187790, 192010, 244127, 262906, 488254, 657265, 1220635, 1314530, 1708889, 2441270, 3417778, 8544445, 17088890]

約数ペア:

[(1, 17088890), (2, 8544445), (5, 3417778), (7, 2441270), (10, 1708889), (13, 1314530), (14, 1220635), (26, 657265), (35, 488254), (65, 262906), (70, 244127), (89, 192010), (91, 187790), (130, 131453), (178, 96005), (182, 93895), (211, 80990), (422, 40495), (445, 38402), (455, 37558), (623, 27430), (890, 19201), (910, 18779), (1055, 16198), (1157, 14770), (1246, 13715), (1477, 11570), (2110, 8099), (2314, 7385), (2743, 6230), (2954, 5785), (3115, 5486)]