79899989

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 90791424

約数和(自身を除く): 10891435

約数列:

[1, 13, 31, 101, 151, 169, 403, 1313, 1963, 3131, 4681, 5239, 15251, 17069, 25519, 40703, 60853, 198263, 472781, 529139, 791089, 2577419, 6146153, 79899989]

約数ペア:

[(1, 79899989), (13, 6146153), (31, 2577419), (101, 791089), (151, 529139), (169, 472781), (403, 198263), (1313, 60853), (1963, 40703), (3131, 25519), (4681, 17069), (5239, 15251)]