12711855

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 23869440

約数和(自身を除く): 11157585

約数列:

[1, 3, 5, 13, 15, 19, 39, 47, 57, 65, 73, 95, 141, 195, 219, 235, 247, 285, 365, 611, 705, 741, 893, 949, 1095, 1235, 1387, 1833, 2679, 2847, 3055, 3431, 3705, 4161, 4465, 4745, 6935, 9165, 10293, 11609, 13395, 14235, 17155, 18031, 20805, 34827, 44603, 51465, 54093, 58045, 65189, 90155, 133809, 174135, 195567, 223015, 270465, 325945, 669045, 847457, 977835, 2542371, 4237285, 12711855]

約数ペア:

[(1, 12711855), (3, 4237285), (5, 2542371), (13, 977835), (15, 847457), (19, 669045), (39, 325945), (47, 270465), (57, 223015), (65, 195567), (73, 174135), (95, 133809), (141, 90155), (195, 65189), (219, 58045), (235, 54093), (247, 51465), (285, 44603), (365, 34827), (611, 20805), (705, 18031), (741, 17155), (893, 14235), (949, 13395), (1095, 11609), (1235, 10293), (1387, 9165), (1833, 6935), (2679, 4745), (2847, 4465), (3055, 4161), (3431, 3705)]