311931105

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 525108480

約数和(自身を除く): 213177375

約数列:

[1, 3, 5, 15, 29, 79, 87, 145, 237, 313, 395, 435, 841, 939, 1185, 1565, 2291, 2523, 4205, 4695, 6873, 9077, 11455, 12615, 24727, 27231, 34365, 45385, 66439, 74181, 123635, 136155, 199317, 263233, 332195, 370905, 717083, 789699, 996585, 1316165, 2151249, 3585415, 3948495, 10756245, 20795407, 62386221, 103977035, 311931105]

約数ペア:

[(1, 311931105), (3, 103977035), (5, 62386221), (15, 20795407), (29, 10756245), (79, 3948495), (87, 3585415), (145, 2151249), (237, 1316165), (313, 996585), (395, 789699), (435, 717083), (841, 370905), (939, 332195), (1185, 263233), (1565, 199317), (2291, 136155), (2523, 123635), (4205, 74181), (4695, 66439), (6873, 45385), (9077, 34365), (11455, 27231), (12615, 24727)]