12380607

素因数分解:

$3^9\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:81

約数の個数: 40

約数和(自身を含む): 20194416

約数和(自身を除く): 7813809

約数列:

[1, 3, 9, 17, 27, 37, 51, 81, 111, 153, 243, 333, 459, 629, 729, 999, 1377, 1887, 2187, 2997, 4131, 5661, 6561, 8991, 12393, 16983, 19683, 26973, 37179, 50949, 80919, 111537, 152847, 242757, 334611, 458541, 728271, 1375623, 4126869, 12380607]

約数ペア:

[(1, 12380607), (3, 4126869), (9, 1375623), (17, 728271), (27, 458541), (37, 334611), (51, 242757), (81, 152847), (111, 111537), (153, 80919), (243, 50949), (333, 37179), (459, 26973), (629, 19683), (729, 16983), (999, 12393), (1377, 8991), (1887, 6561), (2187, 5661), (2997, 4131)]