65791921

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 78871968

約数和(自身を除く): 13080047

約数列:

[1, 13, 17, 41, 53, 137, 221, 533, 689, 697, 901, 1781, 2173, 2329, 5617, 7261, 9061, 11713, 28249, 30277, 36941, 73021, 94393, 95489, 123437, 297701, 480233, 1241357, 1604681, 3870113, 5060917, 65791921]

約数ペア:

[(1, 65791921), (13, 5060917), (17, 3870113), (41, 1604681), (53, 1241357), (137, 480233), (221, 297701), (533, 123437), (689, 95489), (697, 94393), (901, 73021), (1781, 36941), (2173, 30277), (2329, 28249), (5617, 11713), (7261, 9061)]