185858589

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1949}}^1$

素因数の和:2217

約数の個数: 32

約数和(自身を含む): 299520000

約数和(自身を除く): 113661411

約数列:

[1, 3, 7, 19, 21, 57, 133, 239, 399, 717, 1673, 1949, 4541, 5019, 5847, 13623, 13643, 31787, 37031, 40929, 95361, 111093, 259217, 465811, 777651, 1397433, 3260677, 8850409, 9782031, 26551227, 61952863, 185858589]

約数ペア:

[(1, 185858589), (3, 61952863), (7, 26551227), (19, 9782031), (21, 8850409), (57, 3260677), (133, 1397433), (239, 777651), (399, 465811), (717, 259217), (1673, 111093), (1949, 95361), (4541, 40929), (5019, 37031), (5847, 31787), (13623, 13643)]