389304486

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{940349}}^1$

素因数の和:940380

約数の個数: 24

約数和(自身を含む): 880167600

約数和(自身を除く): 490863114

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 940349, 1880698, 2821047, 5642094, 8463141, 16926282, 21628027, 43256054, 64884081, 129768162, 194652243, 389304486]

約数ペア:

[(1, 389304486), (2, 194652243), (3, 129768162), (6, 64884081), (9, 43256054), (18, 21628027), (23, 16926282), (46, 8463141), (69, 5642094), (138, 2821047), (207, 1880698), (414, 940349)]