63920475

素因数分解:

$3^3\times 5^2\times {\mathrm{281}}^1\times {\mathrm{337}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 118191840

約数和(自身を除く): 54271365

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 281, 337, 675, 843, 1011, 1405, 1685, 2529, 3033, 4215, 5055, 7025, 7587, 8425, 9099, 12645, 15165, 21075, 25275, 37935, 45495, 63225, 75825, 94697, 189675, 227475, 284091, 473485, 852273, 1420455, 2367425, 2556819, 4261365, 7102275, 12784095, 21306825, 63920475]

約数ペア:

[(1, 63920475), (3, 21306825), (5, 12784095), (9, 7102275), (15, 4261365), (25, 2556819), (27, 2367425), (45, 1420455), (75, 852273), (135, 473485), (225, 284091), (281, 227475), (337, 189675), (675, 94697), (843, 75825), (1011, 63225), (1405, 45495), (1685, 37935), (2529, 25275), (3033, 21075), (4215, 15165), (5055, 12645), (7025, 9099), (7587, 8425)]