28471689

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 43747200

約数和(自身を除く): 15275511

約数列:

[1, 3, 9, 27, 59, 61, 177, 183, 293, 531, 549, 879, 1593, 1647, 2637, 3599, 7911, 10797, 17287, 17873, 32391, 51861, 53619, 97173, 155583, 160857, 466749, 482571, 1054507, 3163521, 9490563, 28471689]

約数ペア:

[(1, 28471689), (3, 9490563), (9, 3163521), (27, 1054507), (59, 482571), (61, 466749), (177, 160857), (183, 155583), (293, 97173), (531, 53619), (549, 51861), (879, 32391), (1593, 17873), (1647, 17287), (2637, 10797), (3599, 7911)]