15561489385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{36781}}^1$

素因数の和:37105

約数の個数: 32

約数和(自身を含む): 21059313408

約数和(自身を除く): 5497824023

約数列:

[1, 5, 13, 23, 65, 115, 283, 299, 1415, 1495, 3679, 6509, 18395, 32545, 36781, 84617, 183905, 423085, 478153, 845963, 2390765, 4229815, 10409023, 10997519, 52045115, 54987595, 135317299, 239407529, 676586495, 1197037645, 3112297877, 15561489385]

約数ペア:

[(1, 15561489385), (5, 3112297877), (13, 1197037645), (23, 676586495), (65, 239407529), (115, 135317299), (283, 54987595), (299, 52045115), (1415, 10997519), (1495, 10409023), (3679, 4229815), (6509, 2390765), (18395, 845963), (32545, 478153), (36781, 423085), (84617, 183905)]