207664749

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{55333}}^1$

素因数の和:55481

約数の個数: 16

約数和(自身を含む): 309870400

約数和(自身を除く): 102205651

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 55333, 165999, 497997, 1493991, 7691287, 23073861, 69221583, 207664749]

約数ペア:

[(1, 207664749), (3, 69221583), (9, 23073861), (27, 7691287), (139, 1493991), (417, 497997), (1251, 165999), (3753, 55333)]