72505305

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{15643}}^1$

素因数の和:15757

約数の個数: 24

約数和(自身を含む): 126904128

約数和(自身を除く): 54398823

約数列:

[1, 3, 5, 9, 15, 45, 103, 309, 515, 927, 1545, 4635, 15643, 46929, 78215, 140787, 234645, 703935, 1611229, 4833687, 8056145, 14501061, 24168435, 72505305]

約数ペア:

[(1, 72505305), (3, 24168435), (5, 14501061), (9, 8056145), (15, 4833687), (45, 1611229), (103, 703935), (309, 234645), (515, 140787), (927, 78215), (1545, 46929), (4635, 15643)]