15403869

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{137}}^1$

素因数の和:218

約数の個数: 36

約数和(自身を含む): 24940188

約数和(自身を除く): 9536319

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 137, 279, 403, 411, 961, 1209, 1233, 1781, 2883, 3627, 4247, 5343, 8649, 12493, 12741, 16029, 37479, 38223, 55211, 112437, 131657, 165633, 394971, 496899, 1184913, 1711541, 5134623, 15403869]

約数ペア:

[(1, 15403869), (3, 5134623), (9, 1711541), (13, 1184913), (31, 496899), (39, 394971), (93, 165633), (117, 131657), (137, 112437), (279, 55211), (403, 38223), (411, 37479), (961, 16029), (1209, 12741), (1233, 12493), (1781, 8649), (2883, 5343), (3627, 4247)]