90381213

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{24919}}^1$

素因数の和:24969

約数の個数: 24

約数和(自身を含む): 145134080

約数和(自身を除く): 54752867

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 24919, 74757, 224271, 323947, 772489, 971841, 2317467, 2915523, 6952401, 10042357, 30127071, 90381213]

約数ペア:

[(1, 90381213), (3, 30127071), (9, 10042357), (13, 6952401), (31, 2915523), (39, 2317467), (93, 971841), (117, 772489), (279, 323947), (403, 224271), (1209, 74757), (3627, 24919)]