740690811

素因数分解:

$3^4\times 7^2\times {\mathrm{186619}}^1$

素因数の和:186645

約数の個数: 30

約数和(自身を含む): 1287118140

約数和(自身を除く): 546427329

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 186619, 559857, 1306333, 1679571, 3918999, 5038713, 9144331, 11756997, 15116139, 27432993, 35270991, 82298979, 105812973, 246896937, 740690811]

約数ペア:

[(1, 740690811), (3, 246896937), (7, 105812973), (9, 82298979), (21, 35270991), (27, 27432993), (49, 15116139), (63, 11756997), (81, 9144331), (147, 5038713), (189, 3918999), (441, 1679571), (567, 1306333), (1323, 559857), (3969, 186619)]