51243335

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 75103200

約数和(自身を除く): 23859865

約数列:

[1, 5, 11, 13, 37, 55, 65, 143, 149, 169, 185, 407, 481, 715, 745, 845, 1639, 1859, 1937, 2035, 2405, 5291, 5513, 6253, 8195, 9295, 9685, 21307, 25181, 26455, 27565, 31265, 60643, 68783, 71669, 106535, 125905, 276991, 303215, 343915, 358345, 788359, 931697, 1384955, 3941795, 4658485, 10248667, 51243335]

約数ペア:

[(1, 51243335), (5, 10248667), (11, 4658485), (13, 3941795), (37, 1384955), (55, 931697), (65, 788359), (143, 358345), (149, 343915), (169, 303215), (185, 276991), (407, 125905), (481, 106535), (715, 71669), (745, 68783), (845, 60643), (1639, 31265), (1859, 27565), (1937, 26455), (2035, 25181), (2405, 21307), (5291, 9685), (5513, 9295), (6253, 8195)]