491958495

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:422

約数の個数: 128

約数和(自身を含む): 1071636480

約数和(自身を除く): 579677985

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 85, 105, 113, 119, 135, 153, 189, 255, 271, 315, 339, 357, 459, 565, 595, 765, 791, 813, 945, 1017, 1071, 1355, 1695, 1785, 1897, 1921, 2295, 2373, 2439, 3051, 3213, 3955, 4065, 4607, 5085, 5355, 5691, 5763, 7119, 7317, 9485, 9605, 11865, 12195, 13447, 13821, 15255, 16065, 17073, 17289, 21357, 23035, 28455, 28815, 30623, 32249, 35595, 36585, 40341, 41463, 51219, 51867, 67235, 69105, 85365, 86445, 91869, 96747, 106785, 121023, 124389, 153115, 161245, 201705, 207315, 214361, 256095, 259335, 275607, 290241, 363069, 459345, 483735, 520591, 605115, 621945, 643083, 826821, 870723, 1071805, 1378035, 1451205, 1561773, 1815345, 1929249, 2602955, 3215415, 3644137, 4134105, 4353615, 4685319, 5787747, 7808865, 9646245, 10932411, 14055957, 18220685, 23426595, 28938735, 32797233, 54662055, 70279785, 98391699, 163986165, 491958495]

約数ペア:

[(1, 491958495), (3, 163986165), (5, 98391699), (7, 70279785), (9, 54662055), (15, 32797233), (17, 28938735), (21, 23426595), (27, 18220685), (35, 14055957), (45, 10932411), (51, 9646245), (63, 7808865), (85, 5787747), (105, 4685319), (113, 4353615), (119, 4134105), (135, 3644137), (153, 3215415), (189, 2602955), (255, 1929249), (271, 1815345), (315, 1561773), (339, 1451205), (357, 1378035), (459, 1071805), (565, 870723), (595, 826821), (765, 643083), (791, 621945), (813, 605115), (945, 520591), (1017, 483735), (1071, 459345), (1355, 363069), (1695, 290241), (1785, 275607), (1897, 259335), (1921, 256095), (2295, 214361), (2373, 207315), (2439, 201705), (3051, 161245), (3213, 153115), (3955, 124389), (4065, 121023), (4607, 106785), (5085, 96747), (5355, 91869), (5691, 86445), (5763, 85365), (7119, 69105), (7317, 67235), (9485, 51867), (9605, 51219), (11865, 41463), (12195, 40341), (13447, 36585), (13821, 35595), (15255, 32249), (16065, 30623), (17073, 28815), (17289, 28455), (21357, 23035)]