12963990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2557}}^1$

素因数の和:2593

約数の個数: 48

約数和(自身を含む): 33704208

約数和(自身を除く): 20740218

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 2557, 5070, 5114, 7671, 12785, 15342, 25570, 33241, 38355, 66482, 76710, 99723, 166205, 199446, 332410, 432133, 498615, 864266, 997230, 1296399, 2160665, 2592798, 4321330, 6481995, 12963990]

約数ペア:

[(1, 12963990), (2, 6481995), (3, 4321330), (5, 2592798), (6, 2160665), (10, 1296399), (13, 997230), (15, 864266), (26, 498615), (30, 432133), (39, 332410), (65, 199446), (78, 166205), (130, 99723), (169, 76710), (195, 66482), (338, 38355), (390, 33241), (507, 25570), (845, 15342), (1014, 12785), (1690, 7671), (2535, 5114), (2557, 5070)]