72541456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{348757}}^1$

素因数の和:348778

約数の個数: 20

約数和(自身を含む): 151360972

約数和(自身を除く): 78819516

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 348757, 697514, 1395028, 2790056, 4533841, 5580112, 9067682, 18135364, 36270728, 72541456]

約数ペア:

[(1, 72541456), (2, 36270728), (4, 18135364), (8, 9067682), (13, 5580112), (16, 4533841), (26, 2790056), (52, 1395028), (104, 697514), (208, 348757)]