157504257

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:451

約数の個数: 40

約数和(自身を含む): 241984512

約数和(自身を除く): 84480255

約数列:

[1, 3, 9, 27, 61, 81, 127, 183, 251, 381, 549, 753, 1143, 1647, 2259, 3429, 4941, 6777, 7747, 10287, 15311, 20331, 23241, 31877, 45933, 69723, 95631, 137799, 209169, 286893, 413397, 627507, 860679, 1240191, 1944497, 2582037, 5833491, 17500473, 52501419, 157504257]

約数ペア:

[(1, 157504257), (3, 52501419), (9, 17500473), (27, 5833491), (61, 2582037), (81, 1944497), (127, 1240191), (183, 860679), (251, 627507), (381, 413397), (549, 286893), (753, 209169), (1143, 137799), (1647, 95631), (2259, 69723), (3429, 45933), (4941, 31877), (6777, 23241), (7747, 20331), (10287, 15311)]