2158515

素因数分解:

$3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 3916800

約数和(自身を除く): 1758285

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 135, 177, 271, 295, 531, 813, 885, 1355, 1593, 2439, 2655, 4065, 7317, 7965, 12195, 15989, 36585, 47967, 79945, 143901, 239835, 431703, 719505, 2158515]

約数ペア:

[(1, 2158515), (3, 719505), (5, 431703), (9, 239835), (15, 143901), (27, 79945), (45, 47967), (59, 36585), (135, 15989), (177, 12195), (271, 7965), (295, 7317), (531, 4065), (813, 2655), (885, 2439), (1355, 1593)]