78850005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1439}}^1$

素因数の和:1741

約数の個数: 32

約数和(自身を含む): 136442880

約数和(自身を除く): 57592875

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 281, 843, 1405, 1439, 3653, 4215, 4317, 7195, 10959, 18265, 18707, 21585, 54795, 56121, 93535, 280605, 404359, 1213077, 2021795, 5256667, 6065385, 15770001, 26283335, 78850005]

約数ペア:

[(1, 78850005), (3, 26283335), (5, 15770001), (13, 6065385), (15, 5256667), (39, 2021795), (65, 1213077), (195, 404359), (281, 280605), (843, 93535), (1405, 56121), (1439, 54795), (3653, 21585), (4215, 18707), (4317, 18265), (7195, 10959)]