31147155

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1439}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 59754240

約数和(自身を除く): 28607085

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 45, 65, 111, 117, 185, 195, 333, 481, 555, 585, 1439, 1443, 1665, 2405, 4317, 4329, 7195, 7215, 12951, 18707, 21585, 21645, 53243, 56121, 64755, 93535, 159729, 168363, 266215, 280605, 479187, 692159, 798645, 841815, 2076477, 2395935, 3460795, 6229431, 10382385, 31147155]

約数ペア:

[(1, 31147155), (3, 10382385), (5, 6229431), (9, 3460795), (13, 2395935), (15, 2076477), (37, 841815), (39, 798645), (45, 692159), (65, 479187), (111, 280605), (117, 266215), (185, 168363), (195, 159729), (333, 93535), (481, 64755), (555, 56121), (585, 53243), (1439, 21645), (1443, 21585), (1665, 18707), (2405, 12951), (4317, 7215), (4329, 7195)]