1390617

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 2176200

約数和(自身を除く): 785583

約数列:

[1, 3, 9, 17, 51, 61, 149, 153, 183, 447, 549, 1037, 1341, 2533, 3111, 7599, 9089, 9333, 22797, 27267, 81801, 154513, 463539, 1390617]

約数ペア:

[(1, 1390617), (3, 463539), (9, 154513), (17, 81801), (51, 27267), (61, 22797), (149, 9333), (153, 9089), (183, 7599), (447, 3111), (549, 2533), (1037, 1341)]