426987

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 711360

約数和(自身を除く): 284373

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 227, 627, 681, 1881, 2043, 2497, 4313, 7491, 12939, 22473, 38817, 47443, 142329, 426987]

約数ペア:

[(1, 426987), (3, 142329), (9, 47443), (11, 38817), (19, 22473), (33, 12939), (57, 7491), (99, 4313), (171, 2497), (209, 2043), (227, 1881), (627, 681)]