90389026

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{70949}}^1$

素因数の和:70978

約数の個数: 24

約数和(自身を含む): 169854300

約数和(自身を除く): 79465274

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 70949, 141898, 496643, 922337, 993286, 1844674, 3476501, 6456359, 6953002, 12912718, 45194513, 90389026]

約数ペア:

[(1, 90389026), (2, 45194513), (7, 12912718), (13, 6953002), (14, 6456359), (26, 3476501), (49, 1844674), (91, 993286), (98, 922337), (182, 496643), (637, 141898), (1274, 70949)]