2017240967

素因数分解:

$7^4\times {\mathrm{23}}^1\times {\mathrm{36529}}^1$

素因数の和:36580

約数の個数: 20

約数和(自身を含む): 2455692720

約数和(自身を除く): 438451753

約数列:

[1, 7, 23, 49, 161, 343, 1127, 2401, 7889, 36529, 55223, 255703, 840167, 1789921, 5881169, 12529447, 41168183, 87706129, 288177281, 2017240967]

約数ペア:

[(1, 2017240967), (7, 288177281), (23, 87706129), (49, 41168183), (161, 12529447), (343, 5881169), (1127, 1789921), (2401, 840167), (7889, 255703), (36529, 55223)]