17905249907

素因数分解:

${\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 18808796160

約数和(自身を除く): 903546253

約数列:

[1, 61, 79, 113, 131, 251, 4819, 6893, 7991, 8927, 10349, 14803, 15311, 19829, 28363, 32881, 544547, 631289, 902983, 1169437, 1209569, 1730143, 2005741, 2240677, 2597599, 3715553, 71335657, 136681297, 158453539, 226648733, 293528687, 17905249907]

約数ペア:

[(1, 17905249907), (61, 293528687), (79, 226648733), (113, 158453539), (131, 136681297), (251, 71335657), (4819, 3715553), (6893, 2597599), (7991, 2240677), (8927, 2005741), (10349, 1730143), (14803, 1209569), (15311, 1169437), (19829, 902983), (28363, 631289), (32881, 544547)]