290397692

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{43973}}^1$

素因数の和:44117

約数の個数: 24

約数和(自身を含む): 551609856

約数和(自身を除く): 261212164

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 3302, 6604, 43973, 87946, 175892, 571649, 1143298, 2286596, 5584571, 11169142, 22338284, 72599423, 145198846, 290397692]

約数ペア:

[(1, 290397692), (2, 145198846), (4, 72599423), (13, 22338284), (26, 11169142), (52, 5584571), (127, 2286596), (254, 1143298), (508, 571649), (1651, 175892), (3302, 87946), (6604, 43973)]