278364788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{15427}}^1$

素因数の和:15791

約数の個数: 24

約数和(自身を含む): 526156512

約数和(自身を除く): 247791724

約数列:

[1, 2, 4, 13, 26, 52, 347, 694, 1388, 4511, 9022, 15427, 18044, 30854, 61708, 200551, 401102, 802204, 5353169, 10706338, 21412676, 69591197, 139182394, 278364788]

約数ペア:

[(1, 278364788), (2, 139182394), (4, 69591197), (13, 21412676), (26, 10706338), (52, 5353169), (347, 802204), (694, 401102), (1388, 200551), (4511, 61708), (9022, 30854), (15427, 18044)]