90780261

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3469}}^1$

素因数の和:3557

約数の個数: 32

約数和(自身を含む): 144574080

約数和(自身を除く): 53793819

約数列:

[1, 3, 11, 13, 33, 39, 61, 143, 183, 429, 671, 793, 2013, 2379, 3469, 8723, 10407, 26169, 38159, 45097, 114477, 135291, 211609, 496067, 634827, 1488201, 2327699, 2750917, 6983097, 8252751, 30260087, 90780261]

約数ペア:

[(1, 90780261), (3, 30260087), (11, 8252751), (13, 6983097), (33, 2750917), (39, 2327699), (61, 1488201), (143, 634827), (183, 496067), (429, 211609), (671, 135291), (793, 114477), (2013, 45097), (2379, 38159), (3469, 26169), (8723, 10407)]