71724285

素因数分解:

$3^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{433}}^1$

素因数の和:859

約数の個数: 40

約数和(自身を含む): 129184440

約数和(自身を除く): 57460155

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 409, 433, 1227, 1299, 2045, 2165, 3681, 3897, 6135, 6495, 11043, 11691, 18405, 19485, 33129, 35073, 55215, 58455, 165645, 175365, 177097, 531291, 885485, 1593873, 2656455, 4781619, 7969365, 14344857, 23908095, 71724285]

約数ペア:

[(1, 71724285), (3, 23908095), (5, 14344857), (9, 7969365), (15, 4781619), (27, 2656455), (45, 1593873), (81, 885485), (135, 531291), (405, 177097), (409, 175365), (433, 165645), (1227, 58455), (1299, 55215), (2045, 35073), (2165, 33129), (3681, 19485), (3897, 18405), (6135, 11691), (6495, 11043)]