205938225

素因数分解:

$3^2\times 5^2\times {\mathrm{787}}^1\times {\mathrm{1163}}^1$

素因数の和:1966

約数の個数: 36

約数和(自身を含む): 369644496

約数和(自身を除く): 163706271

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 787, 1163, 2361, 3489, 3935, 5815, 7083, 10467, 11805, 17445, 19675, 29075, 35415, 52335, 59025, 87225, 177075, 261675, 915281, 2745843, 4576405, 8237529, 13729215, 22882025, 41187645, 68646075, 205938225]

約数ペア:

[(1, 205938225), (3, 68646075), (5, 41187645), (9, 22882025), (15, 13729215), (25, 8237529), (45, 4576405), (75, 2745843), (225, 915281), (787, 261675), (1163, 177075), (2361, 87225), (3489, 59025), (3935, 52335), (5815, 35415), (7083, 29075), (10467, 19675), (11805, 17445)]