269680710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{691489}}^1$

素因数の和:691512

約数の個数: 32

約数和(自身を含む): 697021920

約数和(自身を除く): 427341210

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 691489, 1382978, 2074467, 3457445, 4148934, 6914890, 8989357, 10372335, 17978714, 20744670, 26968071, 44946785, 53936142, 89893570, 134840355, 269680710]

約数ペア:

[(1, 269680710), (2, 134840355), (3, 89893570), (5, 53936142), (6, 44946785), (10, 26968071), (13, 20744670), (15, 17978714), (26, 10372335), (30, 8989357), (39, 6914890), (65, 4148934), (78, 3457445), (130, 2074467), (195, 1382978), (390, 691489)]