15998554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{331}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 28445760

約数和(自身を除く): 12447206

約数列:

[1, 2, 11, 13, 22, 26, 143, 169, 286, 331, 338, 662, 1859, 2197, 3641, 3718, 4303, 4394, 7282, 8606, 24167, 47333, 48334, 55939, 94666, 111878, 615329, 727207, 1230658, 1454414, 7999277, 15998554]

約数ペア:

[(1, 15998554), (2, 7999277), (11, 1454414), (13, 1230658), (22, 727207), (26, 615329), (143, 111878), (169, 94666), (286, 55939), (331, 48334), (338, 47333), (662, 24167), (1859, 8606), (2197, 7282), (3641, 4394), (3718, 4303)]