279975306

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{87547}}^1$

素因数の和:87606

約数の個数: 32

約数和(自身を含む): 617738688

約数和(自身を除く): 337763382

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 533, 1066, 1599, 3198, 87547, 175094, 262641, 525282, 1138111, 2276222, 3414333, 3589427, 6828666, 7178854, 10768281, 21536562, 46662551, 93325102, 139987653, 279975306]

約数ペア:

[(1, 279975306), (2, 139987653), (3, 93325102), (6, 46662551), (13, 21536562), (26, 10768281), (39, 7178854), (41, 6828666), (78, 3589427), (82, 3414333), (123, 2276222), (246, 1138111), (533, 525282), (1066, 262641), (1599, 175094), (3198, 87547)]