442880128

素因数分解:

$2^7\times {\mathrm{163}}^1\times {\mathrm{21227}}^1$

素因数の和:21404

約数の個数: 32

約数和(自身を含む): 887754960

約数和(自身を除く): 444874832

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 163, 326, 652, 1304, 2608, 5216, 10432, 20864, 21227, 42454, 84908, 169816, 339632, 679264, 1358528, 2717056, 3460001, 6920002, 13840004, 27680008, 55360016, 110720032, 221440064, 442880128]

約数ペア:

[(1, 442880128), (2, 221440064), (4, 110720032), (8, 55360016), (16, 27680008), (32, 13840004), (64, 6920002), (128, 3460001), (163, 2717056), (326, 1358528), (652, 679264), (1304, 339632), (2608, 169816), (5216, 84908), (10432, 42454), (20864, 21227)]