4047479919

素因数分解:

$3^2\times 7^3\times {\mathrm{821}}^1\times {\mathrm{1597}}^1$

素因数の和:2445

約数の個数: 48

約数和(自身を含む): 6830491200

約数和(自身を除く): 2783011281

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 821, 1029, 1597, 2463, 3087, 4791, 5747, 7389, 11179, 14373, 17241, 33537, 40229, 51723, 78253, 100611, 120687, 234759, 281603, 362061, 547771, 704277, 844809, 1311137, 1643313, 2534427, 3933411, 4929939, 9177959, 11800233, 27533877, 64245713, 82601631, 192737139, 449719991, 578211417, 1349159973, 4047479919]

約数ペア:

[(1, 4047479919), (3, 1349159973), (7, 578211417), (9, 449719991), (21, 192737139), (49, 82601631), (63, 64245713), (147, 27533877), (343, 11800233), (441, 9177959), (821, 4929939), (1029, 3933411), (1597, 2534427), (2463, 1643313), (3087, 1311137), (4791, 844809), (5747, 704277), (7389, 547771), (11179, 362061), (14373, 281603), (17241, 234759), (33537, 120687), (40229, 100611), (51723, 78253)]