420935865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{1117}}^1$

素因数の和:1266

約数の個数: 64

約数和(自身を含む): 799378944

約数和(自身を除く): 378443079

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 97, 105, 111, 185, 259, 291, 485, 555, 679, 777, 1117, 1295, 1455, 2037, 3351, 3395, 3589, 3885, 5585, 7819, 10185, 10767, 16755, 17945, 23457, 25123, 39095, 41329, 53835, 75369, 108349, 117285, 123987, 125615, 206645, 289303, 325047, 376845, 541745, 619935, 758443, 867909, 1446515, 1625235, 2275329, 3792215, 4008913, 4339545, 11376645, 12026739, 20044565, 28062391, 60133695, 84187173, 140311955, 420935865]

約数ペア:

[(1, 420935865), (3, 140311955), (5, 84187173), (7, 60133695), (15, 28062391), (21, 20044565), (35, 12026739), (37, 11376645), (97, 4339545), (105, 4008913), (111, 3792215), (185, 2275329), (259, 1625235), (291, 1446515), (485, 867909), (555, 758443), (679, 619935), (777, 541745), (1117, 376845), (1295, 325047), (1455, 289303), (2037, 206645), (3351, 125615), (3395, 123987), (3589, 117285), (3885, 108349), (5585, 75369), (7819, 53835), (10185, 41329), (10767, 39095), (16755, 25123), (17945, 23457)]