51628941

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21013}}^1$

素因数の和:21042

約数の個数: 32

約数和(自身を含む): 94142720

約数和(自身を除く): 42513779

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 21013, 63039, 147091, 189117, 273169, 441273, 567351, 819507, 1323819, 1912183, 2458521, 3971457, 5736549, 7375563, 17209647, 51628941]

約数ペア:

[(1, 51628941), (3, 17209647), (7, 7375563), (9, 5736549), (13, 3971457), (21, 2458521), (27, 1912183), (39, 1323819), (63, 819507), (91, 567351), (117, 441273), (189, 273169), (273, 189117), (351, 147091), (819, 63039), (2457, 21013)]