72121712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{346739}}^1$

素因数の和:346760

約数の個数: 20

約数和(自身を含む): 150485160

約数和(自身を除く): 78363448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 346739, 693478, 1386956, 2773912, 4507607, 5547824, 9015214, 18030428, 36060856, 72121712]

約数ペア:

[(1, 72121712), (2, 36060856), (4, 18030428), (8, 9015214), (13, 5547824), (16, 4507607), (26, 2773912), (52, 1386956), (104, 693478), (208, 346739)]