641362305

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{3931}}^1$

素因数の和:4161

約数の個数: 32

約数和(自身を含む): 1047484800

約数和(自身を除く): 406122495

約数列:

[1, 3, 5, 15, 73, 149, 219, 365, 447, 745, 1095, 2235, 3931, 10877, 11793, 19655, 32631, 54385, 58965, 163155, 286963, 585719, 860889, 1434815, 1757157, 2928595, 4304445, 8785785, 42757487, 128272461, 213787435, 641362305]

約数ペア:

[(1, 641362305), (3, 213787435), (5, 128272461), (15, 42757487), (73, 8785785), (149, 4304445), (219, 2928595), (365, 1757157), (447, 1434815), (745, 860889), (1095, 585719), (2235, 286963), (3931, 163155), (10877, 58965), (11793, 54385), (19655, 32631)]