71561475

素因数分解:

$3^4\times 5^2\times {\mathrm{35339}}^1$

素因数の和:35361

約数の個数: 30

約数和(自身を含む): 132560340

約数和(自身を除く): 60998865

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 35339, 106017, 176695, 318051, 530085, 883475, 954153, 1590255, 2650425, 2862459, 4770765, 7951275, 14312295, 23853825, 71561475]

約数ペア:

[(1, 71561475), (3, 23853825), (5, 14312295), (9, 7951275), (15, 4770765), (25, 2862459), (27, 2650425), (45, 1590255), (75, 954153), (81, 883475), (135, 530085), (225, 318051), (405, 176695), (675, 106017), (2025, 35339)]