15881535

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2503}}^1$

素因数の和:2564

約数の個数: 32

約数和(自身を含む): 28846080

約数和(自身を除く): 12964545

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 2115, 2503, 6345, 7509, 12515, 22527, 37545, 67581, 112635, 117641, 337905, 352923, 588205, 1058769, 1764615, 3176307, 5293845, 15881535]

約数ペア:

[(1, 15881535), (3, 5293845), (5, 3176307), (9, 1764615), (15, 1058769), (27, 588205), (45, 352923), (47, 337905), (135, 117641), (141, 112635), (235, 67581), (423, 37545), (705, 22527), (1269, 12515), (2115, 7509), (2503, 6345)]