210896637

素因数分解:

$3^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 80

約数和(自身を含む): 365698560

約数和(自身を除く): 154801923

約数列:

[1, 3, 7, 19, 21, 23, 49, 57, 67, 69, 133, 147, 161, 201, 343, 399, 437, 469, 483, 931, 1029, 1127, 1273, 1311, 1407, 1541, 2401, 2793, 3059, 3283, 3381, 3819, 4623, 6517, 7203, 7889, 8911, 9177, 9849, 10787, 19551, 21413, 22981, 23667, 26733, 29279, 32361, 45619, 55223, 62377, 64239, 68943, 75509, 87837, 136857, 149891, 160867, 165669, 187131, 204953, 226527, 436639, 449673, 482601, 528563, 614859, 1049237, 1309917, 1434671, 1585689, 3056473, 3147711, 3699941, 4304013, 9169419, 10042697, 11099823, 30128091, 70298879, 210896637]

約数ペア:

[(1, 210896637), (3, 70298879), (7, 30128091), (19, 11099823), (21, 10042697), (23, 9169419), (49, 4304013), (57, 3699941), (67, 3147711), (69, 3056473), (133, 1585689), (147, 1434671), (161, 1309917), (201, 1049237), (343, 614859), (399, 528563), (437, 482601), (469, 449673), (483, 436639), (931, 226527), (1029, 204953), (1127, 187131), (1273, 165669), (1311, 160867), (1407, 149891), (1541, 136857), (2401, 87837), (2793, 75509), (3059, 68943), (3283, 64239), (3381, 62377), (3819, 55223), (4623, 45619), (6517, 32361), (7203, 29279), (7889, 26733), (8911, 23667), (9177, 22981), (9849, 21413), (10787, 19551)]