15985144

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2179}}^1$

素因数の和:2323

約数の個数: 32

約数和(自身を含む): 34531200

約数和(自身を除く): 18546056

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 262, 524, 917, 1048, 1834, 2179, 3668, 4358, 7336, 8716, 15253, 17432, 30506, 61012, 122024, 285449, 570898, 1141796, 1998143, 2283592, 3996286, 7992572, 15985144]

約数ペア:

[(1, 15985144), (2, 7992572), (4, 3996286), (7, 2283592), (8, 1998143), (14, 1141796), (28, 570898), (56, 285449), (131, 122024), (262, 61012), (524, 30506), (917, 17432), (1048, 15253), (1834, 8716), (2179, 7336), (3668, 4358)]