64568973

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3947}}^1$

素因数の和:4017

約数の個数: 32

約数和(自身を含む): 106122240

約数和(自身を除く): 41553267

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 2337, 3947, 5453, 11841, 16359, 27629, 74993, 82887, 161827, 224979, 485481, 524951, 1132789, 1574853, 3074713, 3398367, 9224139, 21522991, 64568973]

約数ペア:

[(1, 64568973), (3, 21522991), (7, 9224139), (19, 3398367), (21, 3074713), (41, 1574853), (57, 1132789), (123, 524951), (133, 485481), (287, 224979), (399, 161827), (779, 82887), (861, 74993), (2337, 27629), (3947, 16359), (5453, 11841)]