64217993

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{1409}}^1$

素因数の和:1816

約数の個数: 16

約数和(自身を含む): 77967360

約数和(自身を除く): 13749367

約数列:

[1, 7, 17, 119, 383, 1409, 2681, 6511, 9863, 23953, 45577, 167671, 539647, 3777529, 9173999, 64217993]

約数ペア:

[(1, 64217993), (7, 9173999), (17, 3777529), (119, 539647), (383, 167671), (1409, 45577), (2681, 23953), (6511, 9863)]