28164591

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3821}}^1$

素因数の和:3853

約数の個数: 40

約数和(自身を含む): 51795744

約数和(自身を除く): 23631153

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 2457, 3821, 7371, 11463, 26747, 34389, 49673, 80241, 103167, 149019, 240723, 309501, 347711, 447057, 722169, 1043133, 1341171, 2166507, 3129399, 4023513, 9388197, 28164591]

約数ペア:

[(1, 28164591), (3, 9388197), (7, 4023513), (9, 3129399), (13, 2166507), (21, 1341171), (27, 1043133), (39, 722169), (63, 447057), (81, 347711), (91, 309501), (117, 240723), (189, 149019), (273, 103167), (351, 80241), (567, 49673), (819, 34389), (1053, 26747), (2457, 11463), (3821, 7371)]