256604451838

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1\times {\mathrm{490169}}^1$

素因数の和:490852

約数の個数: 32

約数和(自身を含む): 447834997440

約数和(自身を除く): 191230545602

約数列:

[1, 2, 7, 14, 61, 122, 427, 613, 854, 1226, 4291, 8582, 37393, 74786, 261751, 490169, 523502, 980338, 3431183, 6862366, 29900309, 59800618, 209302163, 300473597, 418604326, 600947194, 2103315179, 4206630358, 18328889417, 36657778834, 128302225919, 256604451838]

約数ペア:

[(1, 256604451838), (2, 128302225919), (7, 36657778834), (14, 18328889417), (61, 4206630358), (122, 2103315179), (427, 600947194), (613, 418604326), (854, 300473597), (1226, 209302163), (4291, 59800618), (8582, 29900309), (37393, 6862366), (74786, 3431183), (261751, 980338), (490169, 523502)]