31585275

素因数分解:

$3^3\times 5^2\times {\mathrm{73}}^1\times {\mathrm{641}}^1$

素因数の和:733

約数の個数: 48

約数和(自身を含む): 58909920

約数和(自身を除く): 27324645

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 73, 75, 135, 219, 225, 365, 641, 657, 675, 1095, 1825, 1923, 1971, 3205, 3285, 5475, 5769, 9615, 9855, 16025, 16425, 17307, 28845, 46793, 48075, 49275, 86535, 140379, 144225, 233965, 421137, 432675, 701895, 1169825, 1263411, 2105685, 3509475, 6317055, 10528425, 31585275]

約数ペア:

[(1, 31585275), (3, 10528425), (5, 6317055), (9, 3509475), (15, 2105685), (25, 1263411), (27, 1169825), (45, 701895), (73, 432675), (75, 421137), (135, 233965), (219, 144225), (225, 140379), (365, 86535), (641, 49275), (657, 48075), (675, 46793), (1095, 28845), (1825, 17307), (1923, 16425), (1971, 16025), (3205, 9855), (3285, 9615), (5475, 5769)]