2121736255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{805213}}^1$

素因数の和:805266

約数の個数: 16

約数和(自身を含む): 2782819584

約数和(自身を除く): 661083329

約数列:

[1, 5, 17, 31, 85, 155, 527, 2635, 805213, 4026065, 13688621, 24961603, 68443105, 124808015, 424347251, 2121736255]

約数ペア:

[(1, 2121736255), (5, 424347251), (17, 124808015), (31, 68443105), (85, 24961603), (155, 13688621), (527, 4026065), (2635, 805213)]