6878781

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 12614784

約数和(自身を除く): 5736003

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 63, 91, 111, 117, 227, 259, 273, 333, 481, 681, 777, 819, 1443, 1589, 2043, 2331, 2951, 3367, 4329, 4767, 8399, 8853, 10101, 14301, 20657, 25197, 26559, 30303, 58793, 61971, 75591, 109187, 176379, 185913, 327561, 529137, 764309, 982683, 2292927, 6878781]

約数ペア:

[(1, 6878781), (3, 2292927), (7, 982683), (9, 764309), (13, 529137), (21, 327561), (37, 185913), (39, 176379), (63, 109187), (91, 75591), (111, 61971), (117, 58793), (227, 30303), (259, 26559), (273, 25197), (333, 20657), (481, 14301), (681, 10101), (777, 8853), (819, 8399), (1443, 4767), (1589, 4329), (2043, 3367), (2331, 2951)]