64378965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1259}}^1$

素因数の和:1761

約数の個数: 32

約数和(自身を含む): 118056960

約数和(自身を除く): 53677995

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 487, 1259, 1461, 2435, 3409, 3777, 6295, 7305, 8813, 10227, 17045, 18885, 26439, 44065, 51135, 132195, 613133, 1839399, 3065665, 4291931, 9196995, 12875793, 21459655, 64378965]

約数ペア:

[(1, 64378965), (3, 21459655), (5, 12875793), (7, 9196995), (15, 4291931), (21, 3065665), (35, 1839399), (105, 613133), (487, 132195), (1259, 51135), (1461, 44065), (2435, 26439), (3409, 18885), (3777, 17045), (6295, 10227), (7305, 8813)]