1912471197

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{12577}}^1$

素因数の和:13157

約数の個数: 32

約数和(自身を含む): 3144298752

約数和(自身を除く): 1231827555

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 557, 1671, 3899, 7241, 11697, 12577, 21723, 37731, 50687, 88039, 152061, 163501, 264117, 490503, 1144507, 3433521, 7005389, 21016167, 49037723, 91070057, 147113169, 273210171, 637490399, 1912471197]

約数ペア:

[(1, 1912471197), (3, 637490399), (7, 273210171), (13, 147113169), (21, 91070057), (39, 49037723), (91, 21016167), (273, 7005389), (557, 3433521), (1671, 1144507), (3899, 490503), (7241, 264117), (11697, 163501), (12577, 152061), (21723, 88039), (37731, 50687)]