209577735

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 372247200

約数和(自身を除く): 162669465

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 193, 295, 409, 531, 579, 885, 965, 1227, 1737, 2045, 2655, 2895, 3681, 6135, 8685, 11387, 18405, 24131, 34161, 56935, 72393, 78937, 102483, 120655, 170805, 217179, 236811, 361965, 394685, 512415, 710433, 1085895, 1184055, 3552165, 4657283, 13971849, 23286415, 41915547, 69859245, 209577735]

約数ペア:

[(1, 209577735), (3, 69859245), (5, 41915547), (9, 23286415), (15, 13971849), (45, 4657283), (59, 3552165), (177, 1184055), (193, 1085895), (295, 710433), (409, 512415), (531, 394685), (579, 361965), (885, 236811), (965, 217179), (1227, 170805), (1737, 120655), (2045, 102483), (2655, 78937), (2895, 72393), (3681, 56935), (6135, 34161), (8685, 24131), (11387, 18405)]