217835766

素因数分解:

$2^1\times 3^2\times {\mathrm{223}}^1\times {\mathrm{54269}}^1$

素因数の和:54500

約数の個数: 24

約数和(自身を含む): 474102720

約数和(自身を除く): 256266954

約数列:

[1, 2, 3, 6, 9, 18, 223, 446, 669, 1338, 2007, 4014, 54269, 108538, 162807, 325614, 488421, 976842, 12101987, 24203974, 36305961, 72611922, 108917883, 217835766]

約数ペア:

[(1, 217835766), (2, 108917883), (3, 72611922), (6, 36305961), (9, 24203974), (18, 12101987), (223, 976842), (446, 488421), (669, 325614), (1338, 162807), (2007, 108538), (4014, 54269)]