513642357

素因数分解:

$3^3\times {\mathrm{103}}^1\times {\mathrm{191}}^1\times {\mathrm{967}}^1$

素因数の和:1270

約数の個数: 32

約数和(自身を含む): 773160960

約数和(自身を除く): 259518603

約数列:

[1, 3, 9, 27, 103, 191, 309, 573, 927, 967, 1719, 2781, 2901, 5157, 8703, 19673, 26109, 59019, 99601, 177057, 184697, 298803, 531171, 554091, 896409, 1662273, 2689227, 4986819, 19023791, 57071373, 171214119, 513642357]

約数ペア:

[(1, 513642357), (3, 171214119), (9, 57071373), (27, 19023791), (103, 4986819), (191, 2689227), (309, 1662273), (573, 896409), (927, 554091), (967, 531171), (1719, 298803), (2781, 184697), (2901, 177057), (5157, 99601), (8703, 59019), (19673, 26109)]