15991404

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9319}}^1$

素因数の和:9350

約数の個数: 48

約数和(自身を含む): 43841280

約数和(自身を除く): 27849876

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 9319, 18638, 27957, 37276, 55914, 102509, 111828, 121147, 205018, 242294, 307527, 363441, 410036, 484588, 615054, 726882, 1230108, 1332617, 1453764, 2665234, 3997851, 5330468, 7995702, 15991404]

約数ペア:

[(1, 15991404), (2, 7995702), (3, 5330468), (4, 3997851), (6, 2665234), (11, 1453764), (12, 1332617), (13, 1230108), (22, 726882), (26, 615054), (33, 484588), (39, 410036), (44, 363441), (52, 307527), (66, 242294), (78, 205018), (132, 121147), (143, 111828), (156, 102509), (286, 55914), (429, 37276), (572, 27957), (858, 18638), (1716, 9319)]