138696905

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 176964480

約数和(自身を除く): 38267575

約数列:

[1, 5, 37, 59, 97, 131, 185, 295, 485, 655, 2183, 3589, 4847, 5723, 7729, 10915, 12707, 17945, 24235, 28615, 38645, 63535, 211751, 285973, 470159, 749713, 1058755, 1429865, 2350795, 3748565, 27739381, 138696905]

約数ペア:

[(1, 138696905), (5, 27739381), (37, 3748565), (59, 2350795), (97, 1429865), (131, 1058755), (185, 749713), (295, 470159), (485, 285973), (655, 211751), (2183, 63535), (3589, 38645), (4847, 28615), (5723, 24235), (7729, 17945), (10915, 12707)]