157754805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{2879}}^1$

素因数の和:3181

約数の個数: 32

約数和(自身を含む): 272885760

約数和(自身を除く): 115130955

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 281, 843, 1405, 2879, 3653, 4215, 8637, 10959, 14395, 18265, 37427, 43185, 54795, 112281, 187135, 561405, 808999, 2426997, 4044995, 10516987, 12134985, 31550961, 52584935, 157754805]

約数ペア:

[(1, 157754805), (3, 52584935), (5, 31550961), (13, 12134985), (15, 10516987), (39, 4044995), (65, 2426997), (195, 808999), (281, 561405), (843, 187135), (1405, 112281), (2879, 54795), (3653, 43185), (4215, 37427), (8637, 18265), (10959, 14395)]