31260306

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{953}}^1$

素因数の和:1047

約数の個数: 64

約数和(自身を含む): 79128576

約数和(自身を除く): 47868270

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 71, 77, 142, 154, 213, 231, 426, 462, 497, 781, 953, 994, 1491, 1562, 1906, 2343, 2859, 2982, 4686, 5467, 5718, 6671, 10483, 10934, 13342, 16401, 20013, 20966, 31449, 32802, 40026, 62898, 67663, 73381, 135326, 146762, 202989, 220143, 405978, 440286, 473641, 744293, 947282, 1420923, 1488586, 2232879, 2841846, 4465758, 5210051, 10420102, 15630153, 31260306]

約数ペア:

[(1, 31260306), (2, 15630153), (3, 10420102), (6, 5210051), (7, 4465758), (11, 2841846), (14, 2232879), (21, 1488586), (22, 1420923), (33, 947282), (42, 744293), (66, 473641), (71, 440286), (77, 405978), (142, 220143), (154, 202989), (213, 146762), (231, 135326), (426, 73381), (462, 67663), (497, 62898), (781, 40026), (953, 32802), (994, 31449), (1491, 20966), (1562, 20013), (1906, 16401), (2343, 13342), (2859, 10934), (2982, 10483), (4686, 6671), (5467, 5718)]