858761991

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{557}}^1\times {\mathrm{1601}}^1$

素因数の和:2271

約数の個数: 24

約数和(自身を含む): 1255058064

約数和(自身を除く): 396296073

約数列:

[1, 3, 9, 107, 321, 557, 963, 1601, 1671, 4803, 5013, 14409, 59599, 171307, 178797, 513921, 536391, 891757, 1541763, 2675271, 8025813, 95417999, 286253997, 858761991]

約数ペア:

[(1, 858761991), (3, 286253997), (9, 95417999), (107, 8025813), (321, 2675271), (557, 1541763), (963, 891757), (1601, 536391), (1671, 513921), (4803, 178797), (5013, 171307), (14409, 59599)]