13105535

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:191

約数の個数: 32

約数和(自身を含む): 17625600

約数和(自身を除く): 4520065

約数列:

[1, 5, 19, 29, 67, 71, 95, 145, 335, 355, 551, 1273, 1349, 1943, 2059, 2755, 4757, 6365, 6745, 9715, 10295, 23785, 36917, 39121, 90383, 137953, 184585, 195605, 451915, 689765, 2621107, 13105535]

約数ペア:

[(1, 13105535), (5, 2621107), (19, 689765), (29, 451915), (67, 195605), (71, 184585), (95, 137953), (145, 90383), (335, 39121), (355, 36917), (551, 23785), (1273, 10295), (1349, 9715), (1943, 6745), (2059, 6365), (2755, 4757)]