15801474591

素因数分解:

$3^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{397}}^1\times {\mathrm{1993}}^1$

素因数の和:2720

約数の個数: 48

約数和(自身を含む): 26246336064

約数和(自身を除く): 10444861473

約数列:

[1, 3, 7, 9, 21, 63, 317, 397, 951, 1191, 1993, 2219, 2779, 2853, 3573, 5979, 6657, 8337, 13951, 17937, 19971, 25011, 41853, 125559, 125849, 377547, 631781, 791221, 880943, 1132641, 1895343, 2373663, 2642829, 4422467, 5538547, 5686029, 7120989, 7928487, 13267401, 16615641, 39802203, 49846923, 250817057, 752451171, 1755719399, 2257353513, 5267158197, 15801474591]

約数ペア:

[(1, 15801474591), (3, 5267158197), (7, 2257353513), (9, 1755719399), (21, 752451171), (63, 250817057), (317, 49846923), (397, 39802203), (951, 16615641), (1191, 13267401), (1993, 7928487), (2219, 7120989), (2779, 5686029), (2853, 5538547), (3573, 4422467), (5979, 2642829), (6657, 2373663), (8337, 1895343), (13951, 1132641), (17937, 880943), (19971, 791221), (25011, 631781), (41853, 377547), (125559, 125849)]