661095243

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{21347}}^1$

素因数の和:21424

約数の個数: 32

約数和(自身を含む): 1038366720

約数和(自身を除く): 377271477

約数列:

[1, 3, 9, 27, 31, 37, 93, 111, 279, 333, 837, 999, 1147, 3441, 10323, 21347, 30969, 64041, 192123, 576369, 661757, 789839, 1985271, 2369517, 5955813, 7108551, 17867439, 21325653, 24485009, 73455027, 220365081, 661095243]

約数ペア:

[(1, 661095243), (3, 220365081), (9, 73455027), (27, 24485009), (31, 21325653), (37, 17867439), (93, 7108551), (111, 5955813), (279, 2369517), (333, 1985271), (837, 789839), (999, 661757), (1147, 576369), (3441, 192123), (10323, 64041), (21347, 30969)]