1520787987

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{95629}}^1$

素因数の和:95688

約数の個数: 32

約数和(自身を含む): 2448128000

約数和(自身を除く): 927340013

約数列:

[1, 3, 9, 19, 27, 31, 57, 93, 171, 279, 513, 589, 837, 1767, 5301, 15903, 95629, 286887, 860661, 1816951, 2581983, 2964499, 5450853, 8893497, 16352559, 26680491, 49057677, 56325481, 80041473, 168976443, 506929329, 1520787987]

約数ペア:

[(1, 1520787987), (3, 506929329), (9, 168976443), (19, 80041473), (27, 56325481), (31, 49057677), (57, 26680491), (93, 16352559), (171, 8893497), (279, 5450853), (513, 2964499), (589, 2581983), (837, 1816951), (1767, 860661), (5301, 286887), (15903, 95629)]