79876815

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{5647}}^1$

素因数の和:5719

約数の個数: 32

約数和(自身を含む): 136636416

約数和(自身を除く): 56759601

約数列:

[1, 3, 5, 15, 23, 41, 69, 115, 123, 205, 345, 615, 943, 2829, 4715, 5647, 14145, 16941, 28235, 84705, 129881, 231527, 389643, 649405, 694581, 1157635, 1948215, 3472905, 5325121, 15975363, 26625605, 79876815]

約数ペア:

[(1, 79876815), (3, 26625605), (5, 15975363), (15, 5325121), (23, 3472905), (41, 1948215), (69, 1157635), (115, 694581), (123, 649405), (205, 389643), (345, 231527), (615, 129881), (943, 84705), (2829, 28235), (4715, 16941), (5647, 14145)]