12919715

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 17418240

約数和(自身を除く): 4498525

約数列:

[1, 5, 19, 31, 41, 95, 107, 155, 205, 535, 589, 779, 1271, 2033, 2945, 3317, 3895, 4387, 6355, 10165, 16585, 21935, 24149, 63023, 83353, 120745, 135997, 315115, 416765, 679985, 2583943, 12919715]

約数ペア:

[(1, 12919715), (5, 2583943), (19, 679985), (31, 416765), (41, 315115), (95, 135997), (107, 120745), (155, 83353), (205, 63023), (535, 24149), (589, 21935), (779, 16585), (1271, 10165), (2033, 6355), (2945, 4387), (3317, 3895)]