18438486525

素因数分解:

$3^2\times 5^2\times {\mathrm{5527}}^1\times {\mathrm{14827}}^1$

素因数の和:20370

約数の個数: 36

約数和(自身を含む): 33033581152

約数和(自身を除く): 14595094627

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 5527, 14827, 16581, 27635, 44481, 49743, 74135, 82905, 133443, 138175, 222405, 248715, 370675, 414525, 667215, 1112025, 1243575, 3336075, 81948829, 245846487, 409744145, 737539461, 1229232435, 2048720725, 3687697305, 6146162175, 18438486525]

約数ペア:

[(1, 18438486525), (3, 6146162175), (5, 3687697305), (9, 2048720725), (15, 1229232435), (25, 737539461), (45, 409744145), (75, 245846487), (225, 81948829), (5527, 3336075), (14827, 1243575), (16581, 1112025), (27635, 667215), (44481, 414525), (49743, 370675), (74135, 248715), (82905, 222405), (133443, 138175)]