256723512

素因数分解:

$2^3\times 3^1\times {\mathrm{997}}^1\times {\mathrm{10729}}^1$

素因数の和:11735

約数の個数: 32

約数和(自身を含む): 642512400

約数和(自身を除く): 385788888

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 997, 1994, 2991, 3988, 5982, 7976, 10729, 11964, 21458, 23928, 32187, 42916, 64374, 85832, 128748, 257496, 10696813, 21393626, 32090439, 42787252, 64180878, 85574504, 128361756, 256723512]

約数ペア:

[(1, 256723512), (2, 128361756), (3, 85574504), (4, 64180878), (6, 42787252), (8, 32090439), (12, 21393626), (24, 10696813), (997, 257496), (1994, 128748), (2991, 85832), (3988, 64374), (5982, 42916), (7976, 32187), (10729, 23928), (11964, 21458)]