28566272

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:881

約数の個数: 72

約数和(自身を含む): 68678400

約数和(自身を除く): 40112128

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 839, 896, 1064, 1216, 1678, 1792, 2128, 2432, 3356, 4256, 4864, 5873, 6712, 8512, 11746, 13424, 15941, 17024, 23492, 26848, 31882, 34048, 46984, 53696, 63764, 93968, 107392, 111587, 127528, 187936, 214784, 223174, 255056, 375872, 446348, 510112, 751744, 892696, 1020224, 1503488, 1785392, 2040448, 3570784, 4080896, 7141568, 14283136, 28566272]

約数ペア:

[(1, 28566272), (2, 14283136), (4, 7141568), (7, 4080896), (8, 3570784), (14, 2040448), (16, 1785392), (19, 1503488), (28, 1020224), (32, 892696), (38, 751744), (56, 510112), (64, 446348), (76, 375872), (112, 255056), (128, 223174), (133, 214784), (152, 187936), (224, 127528), (256, 111587), (266, 107392), (304, 93968), (448, 63764), (532, 53696), (608, 46984), (839, 34048), (896, 31882), (1064, 26848), (1216, 23492), (1678, 17024), (1792, 15941), (2128, 13424), (2432, 11746), (3356, 8512), (4256, 6712), (4864, 5873)]