215299526

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1$

素因数の和:909

約数の個数: 64

約数和(自身を含む): 400619520

約数和(自身を除く): 185319994

約数列:

[1, 2, 13, 17, 19, 26, 31, 34, 38, 62, 221, 247, 323, 403, 442, 494, 527, 589, 646, 806, 827, 1054, 1178, 1654, 4199, 6851, 7657, 8398, 10013, 10751, 13702, 14059, 15314, 15713, 20026, 21502, 25637, 28118, 31426, 51274, 130169, 182767, 204269, 260338, 267121, 333281, 365534, 408538, 435829, 487103, 534242, 666562, 871658, 974206, 3472573, 5665777, 6332339, 6945146, 8280751, 11331554, 12664678, 16561502, 107649763, 215299526]

約数ペア:

[(1, 215299526), (2, 107649763), (13, 16561502), (17, 12664678), (19, 11331554), (26, 8280751), (31, 6945146), (34, 6332339), (38, 5665777), (62, 3472573), (221, 974206), (247, 871658), (323, 666562), (403, 534242), (442, 487103), (494, 435829), (527, 408538), (589, 365534), (646, 333281), (806, 267121), (827, 260338), (1054, 204269), (1178, 182767), (1654, 130169), (4199, 51274), (6851, 31426), (7657, 28118), (8398, 25637), (10013, 21502), (10751, 20026), (13702, 15713), (14059, 15314)]