54639045

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 98982000

約数和(自身を除く): 44342955

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 149, 261, 281, 435, 447, 745, 843, 1305, 1341, 1405, 2235, 2529, 4215, 4321, 6705, 8149, 12645, 12963, 21605, 24447, 38889, 40745, 41869, 64815, 73341, 122235, 125607, 194445, 209345, 366705, 376821, 628035, 1214201, 1884105, 3642603, 6071005, 10927809, 18213015, 54639045]

約数ペア:

[(1, 54639045), (3, 18213015), (5, 10927809), (9, 6071005), (15, 3642603), (29, 1884105), (45, 1214201), (87, 628035), (145, 376821), (149, 366705), (261, 209345), (281, 194445), (435, 125607), (447, 122235), (745, 73341), (843, 64815), (1305, 41869), (1341, 40745), (1405, 38889), (2235, 24447), (2529, 21605), (4215, 12963), (4321, 12645), (6705, 8149)]