28290164

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1297}}^1$

素因数の和:1368

約数の個数: 48

約数和(自身を含む): 61057920

約数和(自身を除く): 32767756

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 76, 82, 133, 164, 266, 287, 532, 574, 779, 1148, 1297, 1558, 2594, 3116, 5188, 5453, 9079, 10906, 18158, 21812, 24643, 36316, 49286, 53177, 98572, 106354, 172501, 212708, 345002, 372239, 690004, 744478, 1010363, 1488956, 2020726, 4041452, 7072541, 14145082, 28290164]

約数ペア:

[(1, 28290164), (2, 14145082), (4, 7072541), (7, 4041452), (14, 2020726), (19, 1488956), (28, 1010363), (38, 744478), (41, 690004), (76, 372239), (82, 345002), (133, 212708), (164, 172501), (266, 106354), (287, 98572), (532, 53177), (574, 49286), (779, 36316), (1148, 24643), (1297, 21812), (1558, 18158), (2594, 10906), (3116, 9079), (5188, 5453)]