665310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:408

約数の個数: 32

約数和(自身を含む): 1625472

約数和(自身を除く): 960162

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 331, 335, 402, 662, 670, 993, 1005, 1655, 1986, 2010, 3310, 4965, 9930, 22177, 44354, 66531, 110885, 133062, 221770, 332655, 665310]

約数ペア:

[(1, 665310), (2, 332655), (3, 221770), (5, 133062), (6, 110885), (10, 66531), (15, 44354), (30, 22177), (67, 9930), (134, 4965), (201, 3310), (331, 2010), (335, 1986), (402, 1655), (662, 1005), (670, 993)]