999380368

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{307691}}^1$

素因数の和:307735

約数の個数: 40

約数和(自身を含む): 2289228480

約数和(自身を除く): 1289848112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 307691, 615382, 1230764, 2153837, 2461528, 4307674, 4923056, 8615348, 8923039, 17230696, 17846078, 34461392, 35692156, 62461273, 71384312, 124922546, 142768624, 249845092, 499690184, 999380368]

約数ペア:

[(1, 999380368), (2, 499690184), (4, 249845092), (7, 142768624), (8, 124922546), (14, 71384312), (16, 62461273), (28, 35692156), (29, 34461392), (56, 17846078), (58, 17230696), (112, 8923039), (116, 8615348), (203, 4923056), (232, 4307674), (406, 2461528), (464, 2153837), (812, 1230764), (1624, 615382), (3248, 307691)]