256443087

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 358041600

約数和(自身を除く): 101598513

約数列:

[1, 3, 59, 73, 89, 177, 219, 223, 267, 669, 4307, 5251, 6497, 12921, 13157, 15753, 16279, 19491, 19847, 39471, 48837, 59541, 383323, 960461, 1149969, 1170973, 1448831, 2881383, 3512919, 4346493, 85481029, 256443087]

約数ペア:

[(1, 256443087), (3, 85481029), (59, 4346493), (73, 3512919), (89, 2881383), (177, 1448831), (219, 1170973), (223, 1149969), (267, 960461), (669, 383323), (4307, 59541), (5251, 48837), (6497, 39471), (12921, 19847), (13157, 19491), (15753, 16279)]