685216144

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{2519177}}^1$

素因数の和:2519202

約数の個数: 20

約数和(自身を含む): 1405701324

約数和(自身を除く): 720485180

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 2519177, 5038354, 10076708, 20153416, 40306832, 42826009, 85652018, 171304036, 342608072, 685216144]

約数ペア:

[(1, 685216144), (2, 342608072), (4, 171304036), (8, 85652018), (16, 42826009), (17, 40306832), (34, 20153416), (68, 10076708), (136, 5038354), (272, 2519177)]