64960863

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 98364672

約数和(自身を除く): 33403809

約数列:

[1, 3, 11, 33, 37, 83, 111, 249, 407, 641, 913, 1221, 1923, 2739, 3071, 7051, 9213, 21153, 23717, 33781, 53203, 71151, 101343, 159609, 260887, 585233, 782661, 1755699, 1968511, 5905533, 21653621, 64960863]

約数ペア:

[(1, 64960863), (3, 21653621), (11, 5905533), (33, 1968511), (37, 1755699), (83, 782661), (111, 585233), (249, 260887), (407, 159609), (641, 101343), (913, 71151), (1221, 53203), (1923, 33781), (2739, 23717), (3071, 21153), (7051, 9213)]