315080685

素因数分解:

$3^4\times 5^1\times {\mathrm{777977}}^1$

素因数の和:777994

約数の個数: 20

約数和(自身を含む): 564812028

約数和(自身を除く): 249731343

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 777977, 2333931, 3889885, 7001793, 11669655, 21005379, 35008965, 63016137, 105026895, 315080685]

約数ペア:

[(1, 315080685), (3, 105026895), (5, 63016137), (9, 35008965), (15, 21005379), (27, 11669655), (45, 7001793), (81, 3889885), (135, 2333931), (405, 777977)]