256028654

素因数分解:

$2^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{281}}^1\times {\mathrm{431}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 444413952

約数和(自身を除く): 188385298

約数列:

[1, 2, 7, 14, 151, 281, 302, 431, 562, 862, 1057, 1967, 2114, 3017, 3934, 6034, 42431, 65081, 84862, 121111, 130162, 242222, 297017, 455567, 594034, 847777, 911134, 1695554, 18287761, 36575522, 128014327, 256028654]

約数ペア:

[(1, 256028654), (2, 128014327), (7, 36575522), (14, 18287761), (151, 1695554), (281, 911134), (302, 847777), (431, 594034), (562, 455567), (862, 297017), (1057, 242222), (1967, 130162), (2114, 121111), (3017, 84862), (3934, 65081), (6034, 42431)]