201537021

素因数分解:

$3^1\times 7^1\times {\mathrm{2161}}^1\times {\mathrm{4441}}^1$

素因数の和:6612

約数の個数: 16

約数和(自身を含む): 307315328

約数和(自身を除く): 105778307

約数列:

[1, 3, 7, 21, 2161, 4441, 6483, 13323, 15127, 31087, 45381, 93261, 9597001, 28791003, 67179007, 201537021]

約数ペア:

[(1, 201537021), (3, 67179007), (7, 28791003), (21, 9597001), (2161, 93261), (4441, 45381), (6483, 31087), (13323, 15127)]