278538112

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{30649}}^1$

素因数の和:30734

約数の個数: 32

約数和(自身を含む): 562734000

約数和(自身を除く): 284195888

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 284, 568, 1136, 2272, 4544, 9088, 30649, 61298, 122596, 245192, 490384, 980768, 1961536, 2176079, 3923072, 4352158, 8704316, 17408632, 34817264, 69634528, 139269056, 278538112]

約数ペア:

[(1, 278538112), (2, 139269056), (4, 69634528), (8, 34817264), (16, 17408632), (32, 8704316), (64, 4352158), (71, 3923072), (128, 2176079), (142, 1961536), (284, 980768), (568, 490384), (1136, 245192), (2272, 122596), (4544, 61298), (9088, 30649)]