258451774

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{353}}^1$

素因数の和:641

約数の個数: 48

約数和(自身を含む): 468775296

約数和(自身を除く): 210323522

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 241, 353, 434, 482, 706, 1519, 1687, 2471, 3038, 3374, 4942, 7471, 10943, 11809, 14942, 17297, 21886, 23618, 34594, 52297, 76601, 85073, 104594, 153202, 170146, 366079, 536207, 595511, 732158, 1072414, 1191022, 2637263, 4168577, 5274526, 8337154, 18460841, 36921682, 129225887, 258451774]

約数ペア:

[(1, 258451774), (2, 129225887), (7, 36921682), (14, 18460841), (31, 8337154), (49, 5274526), (62, 4168577), (98, 2637263), (217, 1191022), (241, 1072414), (353, 732158), (434, 595511), (482, 536207), (706, 366079), (1519, 170146), (1687, 153202), (2471, 104594), (3038, 85073), (3374, 76601), (4942, 52297), (7471, 34594), (10943, 23618), (11809, 21886), (14942, 17297)]