17273921

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 21607560

約数和(自身を除く): 4333639

約数列:

[1, 7, 17, 49, 89, 119, 233, 623, 833, 1513, 1631, 3961, 4361, 10591, 11417, 20737, 27727, 74137, 145159, 194089, 352529, 1016113, 2467703, 17273921]

約数ペア:

[(1, 17273921), (7, 2467703), (17, 1016113), (49, 352529), (89, 194089), (119, 145159), (233, 74137), (623, 27727), (833, 20737), (1513, 11417), (1631, 10591), (3961, 4361)]