1275507

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 1987440

約数和(自身を除く): 711933

約数列:

[1, 3, 9, 27, 29, 81, 87, 181, 243, 261, 543, 783, 1629, 2349, 4887, 5249, 7047, 14661, 15747, 43983, 47241, 141723, 425169, 1275507]

約数ペア:

[(1, 1275507), (3, 425169), (9, 141723), (27, 47241), (29, 43983), (81, 15747), (87, 14661), (181, 7047), (243, 5249), (261, 4887), (543, 2349), (783, 1629)]