481689

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 786240

約数和(自身を除く): 304551

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 179, 207, 299, 537, 897, 1611, 2327, 2691, 4117, 6981, 12351, 20943, 37053, 53521, 160563, 481689]

約数ペア:

[(1, 481689), (3, 160563), (9, 53521), (13, 37053), (23, 20943), (39, 12351), (69, 6981), (117, 4117), (179, 2691), (207, 2327), (299, 1611), (537, 897)]