42188139

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16333}}^1$

素因数の和:16387

約数の個数: 24

約数和(自身を含む): 71346912

約数和(自身を除く): 29158773

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 16333, 48999, 114331, 146997, 342993, 669653, 1028979, 2008959, 4687571, 6026877, 14062713, 42188139]

約数ペア:

[(1, 42188139), (3, 14062713), (7, 6026877), (9, 4687571), (21, 2008959), (41, 1028979), (63, 669653), (123, 342993), (287, 146997), (369, 114331), (861, 48999), (2583, 16333)]