210545985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{5653}}^1$

素因数の和:5865

約数の個数: 32

約数和(自身を含む): 364750848

約数和(自身を除く): 154204863

約数列:

[1, 3, 5, 13, 15, 39, 65, 191, 195, 573, 955, 2483, 2865, 5653, 7449, 12415, 16959, 28265, 37245, 73489, 84795, 220467, 367445, 1079723, 1102335, 3239169, 5398615, 14036399, 16195845, 42109197, 70181995, 210545985]

約数ペア:

[(1, 210545985), (3, 70181995), (5, 42109197), (13, 16195845), (15, 14036399), (39, 5398615), (65, 3239169), (191, 1102335), (195, 1079723), (573, 367445), (955, 220467), (2483, 84795), (2865, 73489), (5653, 37245), (7449, 28265), (12415, 16959)]