1312605

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{463}}^1$

素因数の和:487

約数の個数: 40

約数和(自身を含む): 2694912

約数和(自身を除く): 1382307

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 463, 567, 945, 1389, 2315, 2835, 3241, 4167, 6945, 9723, 12501, 16205, 20835, 29169, 37503, 48615, 62505, 87507, 145845, 187515, 262521, 437535, 1312605]

約数ペア:

[(1, 1312605), (3, 437535), (5, 262521), (7, 187515), (9, 145845), (15, 87507), (21, 62505), (27, 48615), (35, 37503), (45, 29169), (63, 20835), (81, 16205), (105, 12501), (135, 9723), (189, 6945), (315, 4167), (405, 3241), (463, 2835), (567, 2315), (945, 1389)]