81879354

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{691}}^1$

素因数の和:955

約数の個数: 48

約数和(自身を含む): 184597920

約数和(自身を除く): 102718566

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 227, 261, 454, 522, 681, 691, 1362, 1382, 2043, 2073, 4086, 4146, 6219, 6583, 12438, 13166, 19749, 20039, 39498, 40078, 59247, 60117, 118494, 120234, 156857, 180351, 313714, 360702, 470571, 941142, 1411713, 2823426, 4548853, 9097706, 13646559, 27293118, 40939677, 81879354]

約数ペア:

[(1, 81879354), (2, 40939677), (3, 27293118), (6, 13646559), (9, 9097706), (18, 4548853), (29, 2823426), (58, 1411713), (87, 941142), (174, 470571), (227, 360702), (261, 313714), (454, 180351), (522, 156857), (681, 120234), (691, 118494), (1362, 60117), (1382, 59247), (2043, 40078), (2073, 39498), (4086, 20039), (4146, 19749), (6219, 13166), (6583, 12438)]