81810414

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{547}}^1\times {\mathrm{1187}}^1$

素因数の和:1749

約数の個数: 48

約数和(自身を含む): 203119488

約数和(自身を除く): 121309074

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 547, 1094, 1187, 1641, 2374, 3282, 3561, 3829, 4923, 7122, 7658, 8309, 9846, 10683, 11487, 16618, 21366, 22974, 24927, 34461, 49854, 68922, 74781, 149562, 649289, 1298578, 1947867, 3895734, 4545023, 5843601, 9090046, 11687202, 13635069, 27270138, 40905207, 81810414]

約数ペア:

[(1, 81810414), (2, 40905207), (3, 27270138), (6, 13635069), (7, 11687202), (9, 9090046), (14, 5843601), (18, 4545023), (21, 3895734), (42, 1947867), (63, 1298578), (126, 649289), (547, 149562), (1094, 74781), (1187, 68922), (1641, 49854), (2374, 34461), (3282, 24927), (3561, 22974), (3829, 21366), (4923, 16618), (7122, 11487), (7658, 10683), (8309, 9846)]