520988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 1009008

約数和(自身を除く): 488020

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 233, 466, 559, 932, 1118, 2236, 3029, 6058, 10019, 12116, 20038, 40076, 130247, 260494, 520988]

約数ペア:

[(1, 520988), (2, 260494), (4, 130247), (13, 40076), (26, 20038), (43, 12116), (52, 10019), (86, 6058), (172, 3029), (233, 2236), (466, 1118), (559, 932)]