12195245

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 16450560

約数和(自身を除く): 4255315

約数列:

[1, 5, 19, 31, 41, 95, 101, 155, 205, 505, 589, 779, 1271, 1919, 2945, 3131, 3895, 4141, 6355, 9595, 15655, 20705, 24149, 59489, 78679, 120745, 128371, 297445, 393395, 641855, 2439049, 12195245]

約数ペア:

[(1, 12195245), (5, 2439049), (19, 641855), (31, 393395), (41, 297445), (95, 128371), (101, 120745), (155, 78679), (205, 59489), (505, 24149), (589, 20705), (779, 15655), (1271, 9595), (1919, 6355), (2945, 4141), (3131, 3895)]