31821314

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 63037440

約数和(自身を除く): 31216126

約数列:

[1, 2, 7, 14, 17, 19, 31, 34, 38, 62, 119, 133, 217, 227, 238, 266, 323, 434, 454, 527, 589, 646, 1054, 1178, 1589, 2261, 3178, 3689, 3859, 4123, 4313, 4522, 7037, 7378, 7718, 8246, 8626, 10013, 14074, 20026, 27013, 30191, 49259, 54026, 60382, 70091, 73321, 98518, 119629, 133703, 140182, 146642, 239258, 267406, 513247, 837403, 935921, 1026494, 1674806, 1871842, 2272951, 4545902, 15910657, 31821314]

約数ペア:

[(1, 31821314), (2, 15910657), (7, 4545902), (14, 2272951), (17, 1871842), (19, 1674806), (31, 1026494), (34, 935921), (38, 837403), (62, 513247), (119, 267406), (133, 239258), (217, 146642), (227, 140182), (238, 133703), (266, 119629), (323, 98518), (434, 73321), (454, 70091), (527, 60382), (589, 54026), (646, 49259), (1054, 30191), (1178, 27013), (1589, 20026), (2261, 14074), (3178, 10013), (3689, 8626), (3859, 8246), (4123, 7718), (4313, 7378), (4522, 7037)]