7928487

素因数分解:

$3^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{397}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 13162656

約数和(自身を除く): 5234169

約数列:

[1, 3, 7, 9, 21, 63, 317, 397, 951, 1191, 2219, 2779, 2853, 3573, 6657, 8337, 19971, 25011, 125849, 377547, 880943, 1132641, 2642829, 7928487]

約数ペア:

[(1, 7928487), (3, 2642829), (7, 1132641), (9, 880943), (21, 377547), (63, 125849), (317, 25011), (397, 19971), (951, 8337), (1191, 6657), (2219, 3573), (2779, 2853)]