215683585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3691}}^1$

素因数の和:3769

約数の個数: 32

約数和(自身を含む): 297722880

約数和(自身を除く): 82039295

約数列:

[1, 5, 13, 29, 31, 65, 145, 155, 377, 403, 899, 1885, 2015, 3691, 4495, 11687, 18455, 47983, 58435, 107039, 114421, 239915, 535195, 572105, 1391507, 1487473, 3318209, 6957535, 7437365, 16591045, 43136717, 215683585]

約数ペア:

[(1, 215683585), (5, 43136717), (13, 16591045), (29, 7437365), (31, 6957535), (65, 3318209), (145, 1487473), (155, 1391507), (377, 572105), (403, 535195), (899, 239915), (1885, 114421), (2015, 107039), (3691, 58435), (4495, 47983), (11687, 18455)]