745115

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:422

約数の個数: 16

約数和(自身を含む): 1041600

約数和(自身を除く): 296485

約数列:

[1, 5, 7, 35, 61, 305, 349, 427, 1745, 2135, 2443, 12215, 21289, 106445, 149023, 745115]

約数ペア:

[(1, 745115), (5, 149023), (7, 106445), (35, 21289), (61, 12215), (305, 2443), (349, 2135), (427, 1745)]