55890645

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1471}}^1$

素因数の和:1645

約数の個数: 32

約数和(自身を含む): 95385600

約数和(自身を除く): 39494955

約数列:

[1, 3, 5, 15, 17, 51, 85, 149, 255, 447, 745, 1471, 2235, 2533, 4413, 7355, 7599, 12665, 22065, 25007, 37995, 75021, 125035, 219179, 375105, 657537, 1095895, 3287685, 3726043, 11178129, 18630215, 55890645]

約数ペア:

[(1, 55890645), (3, 18630215), (5, 11178129), (15, 3726043), (17, 3287685), (51, 1095895), (85, 657537), (149, 375105), (255, 219179), (447, 125035), (745, 75021), (1471, 37995), (2235, 25007), (2533, 22065), (4413, 12665), (7355, 7599)]