16172991

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:487

約数の個数: 24

約数和(自身を含む): 24083280

約数和(自身を除く): 7910289

約数列:

[1, 3, 9, 61, 89, 183, 267, 331, 549, 801, 993, 2979, 5429, 16287, 20191, 29459, 48861, 60573, 88377, 181719, 265131, 1796999, 5390997, 16172991]

約数ペア:

[(1, 16172991), (3, 5390997), (9, 1796999), (61, 265131), (89, 181719), (183, 88377), (267, 60573), (331, 48861), (549, 29459), (801, 20191), (993, 16287), (2979, 5429)]