780620191

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{751}}^1\times {\mathrm{2161}}^1$

素因数の和:2962

約数の個数: 16

約数和(自身を含む): 864938368

約数和(自身を除く): 84318177

約数列:

[1, 13, 37, 481, 751, 2161, 9763, 27787, 28093, 79957, 361231, 1039441, 1622911, 21097843, 60047707, 780620191]

約数ペア:

[(1, 780620191), (13, 60047707), (37, 21097843), (481, 1622911), (751, 1039441), (2161, 361231), (9763, 79957), (27787, 28093)]