25821042

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 59754240

約数和(自身を除く): 33933198

約数列:

[1, 2, 3, 6, 13, 23, 26, 37, 39, 46, 69, 74, 78, 111, 138, 222, 299, 389, 481, 598, 778, 851, 897, 962, 1167, 1443, 1702, 1794, 2334, 2553, 2886, 5057, 5106, 8947, 10114, 11063, 14393, 15171, 17894, 22126, 26841, 28786, 30342, 33189, 43179, 53682, 66378, 86358, 116311, 187109, 232622, 331039, 348933, 374218, 561327, 662078, 697866, 993117, 1122654, 1986234, 4303507, 8607014, 12910521, 25821042]

約数ペア:

[(1, 25821042), (2, 12910521), (3, 8607014), (6, 4303507), (13, 1986234), (23, 1122654), (26, 993117), (37, 697866), (39, 662078), (46, 561327), (69, 374218), (74, 348933), (78, 331039), (111, 232622), (138, 187109), (222, 116311), (299, 86358), (389, 66378), (481, 53682), (598, 43179), (778, 33189), (851, 30342), (897, 28786), (962, 26841), (1167, 22126), (1443, 17894), (1702, 15171), (1794, 14393), (2334, 11063), (2553, 10114), (2886, 8947), (5057, 5106)]