61761609

素因数分解:

$3^6\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:71

約数の個数: 112

約数和(自身を含む): 122416000

約数和(自身を除く): 60654391

約数列:

[1, 3, 7, 9, 13, 19, 21, 27, 39, 49, 57, 63, 81, 91, 117, 133, 147, 171, 189, 243, 247, 273, 343, 351, 399, 441, 513, 567, 637, 729, 741, 819, 931, 1029, 1053, 1197, 1323, 1539, 1701, 1729, 1911, 2223, 2457, 2793, 3087, 3159, 3591, 3969, 4459, 4617, 5103, 5187, 5733, 6517, 6669, 7371, 8379, 9261, 9477, 10773, 11907, 12103, 13377, 13851, 15561, 17199, 19551, 20007, 22113, 25137, 27783, 32319, 35721, 36309, 40131, 46683, 51597, 58653, 60021, 66339, 75411, 83349, 84721, 96957, 108927, 120393, 140049, 154791, 175959, 180063, 226233, 250047, 254163, 326781, 361179, 420147, 464373, 527877, 678699, 762489, 980343, 1083537, 1260441, 1583631, 2287467, 2941029, 3250611, 4750893, 6862401, 8823087, 20587203, 61761609]

約数ペア:

[(1, 61761609), (3, 20587203), (7, 8823087), (9, 6862401), (13, 4750893), (19, 3250611), (21, 2941029), (27, 2287467), (39, 1583631), (49, 1260441), (57, 1083537), (63, 980343), (81, 762489), (91, 678699), (117, 527877), (133, 464373), (147, 420147), (171, 361179), (189, 326781), (243, 254163), (247, 250047), (273, 226233), (343, 180063), (351, 175959), (399, 154791), (441, 140049), (513, 120393), (567, 108927), (637, 96957), (729, 84721), (741, 83349), (819, 75411), (931, 66339), (1029, 60021), (1053, 58653), (1197, 51597), (1323, 46683), (1539, 40131), (1701, 36309), (1729, 35721), (1911, 32319), (2223, 27783), (2457, 25137), (2793, 22113), (3087, 20007), (3159, 19551), (3591, 17199), (3969, 15561), (4459, 13851), (4617, 13377), (5103, 12103), (5187, 11907), (5733, 10773), (6517, 9477), (6669, 9261), (7371, 8379)]