72744784

素因数分解:

$2^4\times 7^1\times {\mathrm{649507}}^1$

素因数の和:649522

約数の個数: 20

約数和(自身を含む): 161077984

約数和(自身を除く): 88333200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 649507, 1299014, 2598028, 4546549, 5196056, 9093098, 10392112, 18186196, 36372392, 72744784]

約数ペア:

[(1, 72744784), (2, 36372392), (4, 18186196), (7, 10392112), (8, 9093098), (14, 5196056), (16, 4546549), (28, 2598028), (56, 1299014), (112, 649507)]