6478745

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 9918720

約数和(自身を除く): 3439975

約数列:

[1, 5, 7, 13, 29, 35, 65, 91, 145, 203, 377, 455, 491, 1015, 1885, 2455, 2639, 3437, 6383, 13195, 14239, 17185, 31915, 44681, 71195, 99673, 185107, 223405, 498365, 925535, 1295749, 6478745]

約数ペア:

[(1, 6478745), (5, 1295749), (7, 925535), (13, 498365), (29, 223405), (35, 185107), (65, 99673), (91, 71195), (145, 44681), (203, 31915), (377, 17185), (455, 14239), (491, 13195), (1015, 6383), (1885, 3437), (2455, 2639)]