7840005

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 13219200

約数和(自身を除く): 5379195

約数列:

[1, 3, 5, 15, 29, 67, 87, 145, 201, 269, 335, 435, 807, 1005, 1345, 1943, 4035, 5829, 7801, 9715, 18023, 23403, 29145, 39005, 54069, 90115, 117015, 270345, 522667, 1568001, 2613335, 7840005]

約数ペア:

[(1, 7840005), (3, 2613335), (5, 1568001), (15, 522667), (29, 270345), (67, 117015), (87, 90115), (145, 54069), (201, 39005), (269, 29145), (335, 23403), (435, 18023), (807, 9715), (1005, 7801), (1345, 5829), (1943, 4035)]