15991144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{859}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 32508000

約数和(自身を除く): 16516856

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 179, 358, 716, 859, 1432, 1718, 2327, 3436, 4654, 6872, 9308, 11167, 18616, 22334, 44668, 89336, 153761, 307522, 615044, 1230088, 1998893, 3997786, 7995572, 15991144]

約数ペア:

[(1, 15991144), (2, 7995572), (4, 3997786), (8, 1998893), (13, 1230088), (26, 615044), (52, 307522), (104, 153761), (179, 89336), (358, 44668), (716, 22334), (859, 18616), (1432, 11167), (1718, 9308), (2327, 6872), (3436, 4654)]