166620915

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28703}}^1$

素因数の和:28760

約数の個数: 32

約数和(自身を含む): 303114240

約数和(自身を除く): 136493325

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 5805, 28703, 86109, 143515, 258327, 430545, 774981, 1234229, 1291635, 3702687, 3874905, 6171145, 11108061, 18513435, 33324183, 55540305, 166620915]

約数ペア:

[(1, 166620915), (3, 55540305), (5, 33324183), (9, 18513435), (15, 11108061), (27, 6171145), (43, 3874905), (45, 3702687), (129, 1291635), (135, 1234229), (215, 774981), (387, 430545), (645, 258327), (1161, 143515), (1935, 86109), (5805, 28703)]