268551423

素因数分解:

$3^3\times 7^1\times {\mathrm{557}}^1\times {\mathrm{2551}}^1$

素因数の和:3124

約数の個数: 32

約数和(自身を含む): 455685120

約数和(自身を除く): 187133697

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 557, 1671, 2551, 3899, 5013, 7653, 11697, 15039, 17857, 22959, 35091, 53571, 68877, 105273, 160713, 482139, 1420907, 4262721, 9946349, 12788163, 29839047, 38364489, 89517141, 268551423]

約数ペア:

[(1, 268551423), (3, 89517141), (7, 38364489), (9, 29839047), (21, 12788163), (27, 9946349), (63, 4262721), (189, 1420907), (557, 482139), (1671, 160713), (2551, 105273), (3899, 68877), (5013, 53571), (7653, 35091), (11697, 22959), (15039, 17857)]