72541609

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{337}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 88777728

約数和(自身を除く): 16236119

約数列:

[1, 7, 23, 49, 161, 191, 337, 1127, 1337, 2359, 4393, 7751, 9359, 16513, 30751, 54257, 64367, 215257, 379799, 450569, 1480441, 3153983, 10363087, 72541609]

約数ペア:

[(1, 72541609), (7, 10363087), (23, 3153983), (49, 1480441), (161, 450569), (191, 379799), (337, 215257), (1127, 64367), (1337, 54257), (2359, 30751), (4393, 16513), (7751, 9359)]