207718329

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{26237}}^1$

素因数の和:26289

約数の個数: 32

約数和(自身を含む): 352638720

約数和(自身を除く): 144920391

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2639, 7917, 26237, 78711, 183659, 341081, 550977, 760873, 1023243, 2282619, 2387567, 5326111, 7162701, 9891349, 15978333, 29674047, 69239443, 207718329]

約数ペア:

[(1, 207718329), (3, 69239443), (7, 29674047), (13, 15978333), (21, 9891349), (29, 7162701), (39, 5326111), (87, 2387567), (91, 2282619), (203, 1023243), (273, 760873), (377, 550977), (609, 341081), (1131, 183659), (2639, 78711), (7917, 26237)]