919721257

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1\times {\mathrm{463}}^1$

素因数の和:829

約数の個数: 32

約数和(自身を含む): 1152442368

約数和(自身を除く): 232721111

約数列:

[1, 7, 13, 83, 91, 263, 463, 581, 1079, 1841, 3241, 3419, 6019, 7553, 21829, 23933, 38429, 42133, 121769, 152803, 269003, 283777, 499577, 852383, 1582997, 1986439, 3497039, 10106827, 11080979, 70747789, 131388751, 919721257]

約数ペア:

[(1, 919721257), (7, 131388751), (13, 70747789), (83, 11080979), (91, 10106827), (263, 3497039), (463, 1986439), (581, 1582997), (1079, 852383), (1841, 499577), (3241, 283777), (3419, 269003), (6019, 152803), (7553, 121769), (21829, 42133), (23933, 38429)]