15687690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12161}}^1$

素因数の和:12214

約数の個数: 32

約数和(自身を含む): 38529216

約数和(自身を除く): 22841526

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 12161, 24322, 36483, 60805, 72966, 121610, 182415, 364830, 522923, 1045846, 1568769, 2614615, 3137538, 5229230, 7843845, 15687690]

約数ペア:

[(1, 15687690), (2, 7843845), (3, 5229230), (5, 3137538), (6, 2614615), (10, 1568769), (15, 1045846), (30, 522923), (43, 364830), (86, 182415), (129, 121610), (215, 72966), (258, 60805), (430, 36483), (645, 24322), (1290, 12161)]