251368556

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{919}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 479136000

約数和(自身を除く): 227767444

約数列:

[1, 2, 4, 19, 38, 59, 61, 76, 118, 122, 236, 244, 919, 1121, 1159, 1838, 2242, 2318, 3599, 3676, 4484, 4636, 7198, 14396, 17461, 34922, 54221, 56059, 68381, 69844, 108442, 112118, 136762, 216884, 224236, 273524, 1030199, 1065121, 2060398, 2130242, 3307481, 4120796, 4260484, 6614962, 13229924, 62842139, 125684278, 251368556]

約数ペア:

[(1, 251368556), (2, 125684278), (4, 62842139), (19, 13229924), (38, 6614962), (59, 4260484), (61, 4120796), (76, 3307481), (118, 2130242), (122, 2060398), (236, 1065121), (244, 1030199), (919, 273524), (1121, 224236), (1159, 216884), (1838, 136762), (2242, 112118), (2318, 108442), (3599, 69844), (3676, 68381), (4484, 56059), (4636, 54221), (7198, 34922), (14396, 17461)]