2181815

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:442

約数の個数: 16

約数和(自身を含む): 2782080

約数和(自身を除く): 600265

約数列:

[1, 5, 29, 41, 145, 205, 367, 1189, 1835, 5945, 10643, 15047, 53215, 75235, 436363, 2181815]

約数ペア:

[(1, 2181815), (5, 436363), (29, 75235), (41, 53215), (145, 15047), (205, 10643), (367, 5945), (1189, 1835)]