31312095

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{607}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 53114880

約数和(自身を除く): 21802785

約数列:

[1, 3, 5, 15, 19, 57, 95, 181, 285, 543, 607, 905, 1821, 2715, 3035, 3439, 9105, 10317, 11533, 17195, 34599, 51585, 57665, 109867, 172995, 329601, 549335, 1648005, 2087473, 6262419, 10437365, 31312095]

約数ペア:

[(1, 31312095), (3, 10437365), (5, 6262419), (15, 2087473), (19, 1648005), (57, 549335), (95, 329601), (181, 172995), (285, 109867), (543, 57665), (607, 51585), (905, 34599), (1821, 17195), (2715, 11533), (3035, 10317), (3439, 9105)]