72298928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{347591}}^1$

素因数の和:347612

約数の個数: 20

約数和(自身を含む): 150854928

約数和(自身を除く): 78556000

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 347591, 695182, 1390364, 2780728, 4518683, 5561456, 9037366, 18074732, 36149464, 72298928]

約数ペア:

[(1, 72298928), (2, 36149464), (4, 18074732), (8, 9037366), (13, 5561456), (16, 4518683), (26, 2780728), (52, 1390364), (104, 695182), (208, 347591)]