392985

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:126

約数の個数: 32

約数和(自身を含む): 725760

約数和(自身を除く): 332775

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 71, 123, 135, 205, 213, 355, 369, 615, 639, 1065, 1107, 1845, 1917, 2911, 3195, 5535, 8733, 9585, 14555, 26199, 43665, 78597, 130995, 392985]

約数ペア:

[(1, 392985), (3, 130995), (5, 78597), (9, 43665), (15, 26199), (27, 14555), (41, 9585), (45, 8733), (71, 5535), (123, 3195), (135, 2911), (205, 1917), (213, 1845), (355, 1107), (369, 1065), (615, 639)]