128839214

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1\times {\mathrm{311}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 224280576

約数和(自身を除く): 95441362

約数列:

[1, 2, 7, 14, 127, 233, 254, 311, 466, 622, 889, 1631, 1778, 2177, 3262, 4354, 29591, 39497, 59182, 72463, 78994, 144926, 207137, 276479, 414274, 507241, 552958, 1014482, 9202801, 18405602, 64419607, 128839214]

約数ペア:

[(1, 128839214), (2, 64419607), (7, 18405602), (14, 9202801), (127, 1014482), (233, 552958), (254, 507241), (311, 414274), (466, 276479), (622, 207137), (889, 144926), (1631, 78994), (1778, 72463), (2177, 59182), (3262, 39497), (4354, 29591)]