2041215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 3628800

約数和(自身を除く): 1587585

約数列:

[1, 3, 5, 11, 15, 33, 55, 89, 139, 165, 267, 417, 445, 695, 979, 1335, 1529, 2085, 2937, 4587, 4895, 7645, 12371, 14685, 22935, 37113, 61855, 136081, 185565, 408243, 680405, 2041215]

約数ペア:

[(1, 2041215), (3, 680405), (5, 408243), (11, 185565), (15, 136081), (33, 61855), (55, 37113), (89, 22935), (139, 14685), (165, 12371), (267, 7645), (417, 4895), (445, 4587), (695, 2937), (979, 2085), (1335, 1529)]