408065091

素因数分解:

$3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{26951}}^1$

素因数の和:27071

約数の個数: 24

約数和(自身を含む): 639085824

約数和(自身を除く): 231020733

約数列:

[1, 3, 7, 21, 49, 103, 147, 309, 721, 2163, 5047, 15141, 26951, 80853, 188657, 565971, 1320599, 2775953, 3961797, 8327859, 19431671, 58295013, 136021697, 408065091]

約数ペア:

[(1, 408065091), (3, 136021697), (7, 58295013), (21, 19431671), (49, 8327859), (103, 3961797), (147, 2775953), (309, 1320599), (721, 565971), (2163, 188657), (5047, 80853), (15141, 26951)]