28133585

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 9605935

約数列:

[1, 5, 19, 31, 41, 95, 155, 205, 233, 589, 779, 1165, 1271, 2945, 3895, 4427, 6355, 7223, 9553, 22135, 24149, 36115, 47765, 120745, 137237, 181507, 296143, 686185, 907535, 1480715, 5626717, 28133585]

約数ペア:

[(1, 28133585), (5, 5626717), (19, 1480715), (31, 907535), (41, 686185), (95, 296143), (155, 181507), (205, 137237), (233, 120745), (589, 47765), (779, 36115), (1165, 24149), (1271, 22135), (2945, 9553), (3895, 7223), (4427, 6355)]