1651215

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:159

約数の個数: 32

約数和(自身を含む): 2820096

約数和(自身を除く): 1168881

約数列:

[1, 3, 5, 15, 31, 53, 67, 93, 155, 159, 201, 265, 335, 465, 795, 1005, 1643, 2077, 3551, 4929, 6231, 8215, 10385, 10653, 17755, 24645, 31155, 53265, 110081, 330243, 550405, 1651215]

約数ペア:

[(1, 1651215), (3, 550405), (5, 330243), (15, 110081), (31, 53265), (53, 31155), (67, 24645), (93, 17755), (155, 10653), (159, 10385), (201, 8215), (265, 6231), (335, 4929), (465, 3551), (795, 2077), (1005, 1643)]