8448388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 17781120

約数和(自身を除く): 9332732

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 221, 247, 323, 442, 494, 503, 646, 884, 988, 1006, 1292, 2012, 4199, 6539, 8398, 8551, 9557, 13078, 16796, 17102, 19114, 26156, 34204, 38228, 111163, 124241, 162469, 222326, 248482, 324938, 444652, 496964, 649876, 2112097, 4224194, 8448388]

約数ペア:

[(1, 8448388), (2, 4224194), (4, 2112097), (13, 649876), (17, 496964), (19, 444652), (26, 324938), (34, 248482), (38, 222326), (52, 162469), (68, 124241), (76, 111163), (221, 38228), (247, 34204), (323, 26156), (442, 19114), (494, 17102), (503, 16796), (646, 13078), (884, 9557), (988, 8551), (1006, 8398), (1292, 6539), (2012, 4199)]