1943721

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 3112200

約数和(自身を除く): 1168479

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 449, 481, 1347, 1443, 4041, 4329, 5837, 16613, 17511, 49839, 52533, 149517, 215969, 647907, 1943721]

約数ペア:

[(1, 1943721), (3, 647907), (9, 215969), (13, 149517), (37, 52533), (39, 49839), (111, 17511), (117, 16613), (333, 5837), (449, 4329), (481, 4041), (1347, 1443)]