1308405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{733}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 2536704

約数和(自身を除く): 1228299

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 733, 1785, 2199, 3665, 5131, 10995, 12461, 15393, 25655, 37383, 62305, 76965, 87227, 186915, 261681, 436135, 1308405]

約数ペア:

[(1, 1308405), (3, 436135), (5, 261681), (7, 186915), (15, 87227), (17, 76965), (21, 62305), (35, 37383), (51, 25655), (85, 15393), (105, 12461), (119, 10995), (255, 5131), (357, 3665), (595, 2199), (733, 1785)]