489603088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{75931}}^1$

素因数の和:75983

約数の個数: 40

約数和(自身を含む): 1054543616

約数和(自身を除く): 564940528

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 75931, 151862, 303724, 607448, 987103, 1214896, 1974206, 2353861, 3948412, 4707722, 7896824, 9415444, 15793648, 18830888, 30600193, 37661776, 61200386, 122400772, 244801544, 489603088]

約数ペア:

[(1, 489603088), (2, 244801544), (4, 122400772), (8, 61200386), (13, 37661776), (16, 30600193), (26, 18830888), (31, 15793648), (52, 9415444), (62, 7896824), (104, 4707722), (124, 3948412), (208, 2353861), (248, 1974206), (403, 1214896), (496, 987103), (806, 607448), (1612, 303724), (3224, 151862), (6448, 75931)]