51139035

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 92664000

約数和(自身を除く): 41524965

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 149, 261, 263, 435, 447, 745, 789, 1305, 1315, 1341, 2235, 2367, 3945, 4321, 6705, 7627, 11835, 12963, 21605, 22881, 38135, 38889, 39187, 64815, 68643, 114405, 117561, 194445, 195935, 343215, 352683, 587805, 1136423, 1763415, 3409269, 5682115, 10227807, 17046345, 51139035]

約数ペア:

[(1, 51139035), (3, 17046345), (5, 10227807), (9, 5682115), (15, 3409269), (29, 1763415), (45, 1136423), (87, 587805), (145, 352683), (149, 343215), (261, 195935), (263, 194445), (435, 117561), (447, 114405), (745, 68643), (789, 64815), (1305, 39187), (1315, 38889), (1341, 38135), (2235, 22881), (2367, 21605), (3945, 12963), (4321, 11835), (6705, 7627)]