28686525

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{541}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 54841728

約数和(自身を除く): 26155203

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 101, 105, 175, 303, 505, 525, 541, 707, 1515, 1623, 2121, 2525, 2705, 3535, 3787, 7575, 8115, 10605, 11361, 13525, 17675, 18935, 40575, 53025, 54641, 56805, 94675, 163923, 273205, 284025, 382487, 819615, 1147461, 1366025, 1912435, 4098075, 5737305, 9562175, 28686525]

約数ペア:

[(1, 28686525), (3, 9562175), (5, 5737305), (7, 4098075), (15, 1912435), (21, 1366025), (25, 1147461), (35, 819615), (75, 382487), (101, 284025), (105, 273205), (175, 163923), (303, 94675), (505, 56805), (525, 54641), (541, 53025), (707, 40575), (1515, 18935), (1623, 17675), (2121, 13525), (2525, 11361), (2705, 10605), (3535, 8115), (3787, 7575)]