64752645

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1063}}^1$

素因数の和:1233

約数の個数: 32

約数和(自身を含む): 107864064

約数和(自身を除く): 43111419

約数列:

[1, 3, 5, 15, 31, 93, 131, 155, 393, 465, 655, 1063, 1965, 3189, 4061, 5315, 12183, 15945, 20305, 32953, 60915, 98859, 139253, 164765, 417759, 494295, 696265, 2088795, 4316843, 12950529, 21584215, 64752645]

約数ペア:

[(1, 64752645), (3, 21584215), (5, 12950529), (15, 4316843), (31, 2088795), (93, 696265), (131, 494295), (155, 417759), (393, 164765), (465, 139253), (655, 98859), (1063, 60915), (1965, 32953), (3189, 20305), (4061, 15945), (5315, 12183)]