26418987

素因数分解:

$3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1051}}^1$

素因数の和:1093

約数の個数: 48

約数和(自身を含む): 47971200

約数和(自身を除く): 21552213

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 133, 147, 171, 189, 399, 441, 513, 931, 1051, 1197, 1323, 2793, 3153, 3591, 7357, 8379, 9459, 19969, 22071, 25137, 28377, 51499, 59907, 66213, 139783, 154497, 179721, 198639, 419349, 463491, 539163, 978481, 1258047, 1390473, 2935443, 3774141, 8806329, 26418987]

約数ペア:

[(1, 26418987), (3, 8806329), (7, 3774141), (9, 2935443), (19, 1390473), (21, 1258047), (27, 978481), (49, 539163), (57, 463491), (63, 419349), (133, 198639), (147, 179721), (171, 154497), (189, 139783), (399, 66213), (441, 59907), (513, 51499), (931, 28377), (1051, 25137), (1197, 22071), (1323, 19969), (2793, 9459), (3153, 8379), (3591, 7357)]