977221455

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:633

約数の個数: 96

約数和(自身を含む): 1940469696

約数和(自身を除く): 963248241

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 197, 245, 255, 357, 397, 591, 595, 735, 833, 985, 1191, 1379, 1785, 1985, 2499, 2779, 2955, 3349, 4137, 4165, 5955, 6749, 6895, 8337, 9653, 10047, 12495, 13895, 16745, 19453, 20247, 20685, 23443, 28959, 33745, 41685, 47243, 48265, 50235, 58359, 70329, 78209, 97265, 101235, 117215, 141729, 144795, 164101, 234627, 236215, 291795, 330701, 351645, 391045, 492303, 547463, 708645, 820505, 992103, 1173135, 1329553, 1642389, 1653505, 2461515, 2737315, 3832241, 3988659, 4960515, 6647765, 8211945, 9306871, 11496723, 19161205, 19943295, 27920613, 46534355, 57483615, 65148097, 139603065, 195444291, 325740485, 977221455]

約数ペア:

[(1, 977221455), (3, 325740485), (5, 195444291), (7, 139603065), (15, 65148097), (17, 57483615), (21, 46534355), (35, 27920613), (49, 19943295), (51, 19161205), (85, 11496723), (105, 9306871), (119, 8211945), (147, 6647765), (197, 4960515), (245, 3988659), (255, 3832241), (357, 2737315), (397, 2461515), (591, 1653505), (595, 1642389), (735, 1329553), (833, 1173135), (985, 992103), (1191, 820505), (1379, 708645), (1785, 547463), (1985, 492303), (2499, 391045), (2779, 351645), (2955, 330701), (3349, 291795), (4137, 236215), (4165, 234627), (5955, 164101), (6749, 144795), (6895, 141729), (8337, 117215), (9653, 101235), (10047, 97265), (12495, 78209), (13895, 70329), (16745, 58359), (19453, 50235), (20247, 48265), (20685, 47243), (23443, 41685), (28959, 33745)]