76521285

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 138378240

約数和(自身を除く): 61856955

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 191, 261, 307, 435, 573, 921, 955, 1305, 1535, 1719, 2763, 2865, 4605, 5539, 8595, 8903, 13815, 16617, 26709, 27695, 44515, 49851, 58637, 80127, 83085, 133545, 175911, 249255, 293185, 400635, 527733, 879555, 1700473, 2638665, 5101419, 8502365, 15304257, 25507095, 76521285]

約数ペア:

[(1, 76521285), (3, 25507095), (5, 15304257), (9, 8502365), (15, 5101419), (29, 2638665), (45, 1700473), (87, 879555), (145, 527733), (191, 400635), (261, 293185), (307, 249255), (435, 175911), (573, 133545), (921, 83085), (955, 80127), (1305, 58637), (1535, 49851), (1719, 44515), (2763, 27695), (2865, 26709), (4605, 16617), (5539, 13815), (8595, 8903)]