260097921

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{491}}^1\times {\mathrm{829}}^1$

素因数の和:1397

約数の個数: 24

約数和(自身を含む): 382224960

約数和(自身を除く): 122127039

約数列:

[1, 3, 9, 71, 213, 491, 639, 829, 1473, 2487, 4419, 7461, 34861, 58859, 104583, 176577, 313749, 407039, 529731, 1221117, 3663351, 28899769, 86699307, 260097921]

約数ペア:

[(1, 260097921), (3, 86699307), (9, 28899769), (71, 3663351), (213, 1221117), (491, 529731), (639, 407039), (829, 313749), (1473, 176577), (2487, 104583), (4419, 58859), (7461, 34861)]