66860745

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{5351}}^1$

素因数の和:5390

約数の個数: 48

約数和(自身を含む): 131787648

約数和(自身を除く): 64926903

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2499, 4165, 5351, 12495, 16053, 26755, 37457, 80265, 90967, 112371, 187285, 262199, 272901, 454835, 561855, 636769, 786597, 1310995, 1364505, 1910307, 3183845, 3932985, 4457383, 9551535, 13372149, 22286915, 66860745]

約数ペア:

[(1, 66860745), (3, 22286915), (5, 13372149), (7, 9551535), (15, 4457383), (17, 3932985), (21, 3183845), (35, 1910307), (49, 1364505), (51, 1310995), (85, 786597), (105, 636769), (119, 561855), (147, 454835), (245, 272901), (255, 262199), (357, 187285), (595, 112371), (735, 90967), (833, 80265), (1785, 37457), (2499, 26755), (4165, 16053), (5351, 12495)]