66405955

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1259}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 100154880

約数和(自身を除く): 33748925

約数列:

[1, 5, 7, 11, 35, 55, 77, 137, 385, 685, 959, 1259, 1507, 4795, 6295, 7535, 8813, 10549, 13849, 44065, 52745, 69245, 96943, 172483, 484715, 862415, 1207381, 1897313, 6036905, 9486565, 13281191, 66405955]

約数ペア:

[(1, 66405955), (5, 13281191), (7, 9486565), (11, 6036905), (35, 1897313), (55, 1207381), (77, 862415), (137, 484715), (385, 172483), (685, 96943), (959, 69245), (1259, 52745), (1507, 44065), (4795, 13849), (6295, 10549), (7535, 8813)]