28741329

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3229}}^1$

素因数の和:3301

約数の個数: 24

約数和(自身を含む): 44341440

約数和(自身を除く): 15600111

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 2967, 3229, 8901, 9687, 29061, 74267, 138847, 222801, 416541, 668403, 1249623, 3193481, 9580443, 28741329]

約数ペア:

[(1, 28741329), (3, 9580443), (9, 3193481), (23, 1249623), (43, 668403), (69, 416541), (129, 222801), (207, 138847), (387, 74267), (989, 29061), (2967, 9687), (3229, 8901)]