780706668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{86861}}^1$

素因数の和:86982

約数の個数: 48

約数和(自身を含む): 2101365504

約数和(自身を除く): 1320658836

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 107, 214, 321, 428, 642, 749, 1284, 1498, 2247, 2996, 4494, 8988, 86861, 173722, 260583, 347444, 521166, 608027, 1042332, 1216054, 1824081, 2432108, 3648162, 7296324, 9294127, 18588254, 27882381, 37176508, 55764762, 65058889, 111529524, 130117778, 195176667, 260235556, 390353334, 780706668]

約数ペア:

[(1, 780706668), (2, 390353334), (3, 260235556), (4, 195176667), (6, 130117778), (7, 111529524), (12, 65058889), (14, 55764762), (21, 37176508), (28, 27882381), (42, 18588254), (84, 9294127), (107, 7296324), (214, 3648162), (321, 2432108), (428, 1824081), (642, 1216054), (749, 1042332), (1284, 608027), (1498, 521166), (2247, 347444), (2996, 260583), (4494, 173722), (8988, 86861)]