840431228

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{8779}}^1$

素因数の和:9066

約数の個数: 48

約数和(自身を含む): 1817249280

約数和(自身を除く): 976818052

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 263, 364, 526, 1052, 1841, 3419, 3682, 6838, 7364, 8779, 13676, 17558, 23933, 35116, 47866, 61453, 95732, 114127, 122906, 228254, 245812, 456508, 798889, 1597778, 2308877, 3195556, 4617754, 9235508, 16162139, 30015401, 32324278, 60030802, 64648556, 120061604, 210107807, 420215614, 840431228]

約数ペア:

[(1, 840431228), (2, 420215614), (4, 210107807), (7, 120061604), (13, 64648556), (14, 60030802), (26, 32324278), (28, 30015401), (52, 16162139), (91, 9235508), (182, 4617754), (263, 3195556), (364, 2308877), (526, 1597778), (1052, 798889), (1841, 456508), (3419, 245812), (3682, 228254), (6838, 122906), (7364, 114127), (8779, 95732), (13676, 61453), (17558, 47866), (23933, 35116)]