64990458

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2153}}^1$

素因数の和:2220

約数の個数: 64

約数和(自身を含む): 159223680

約数和(自身を除く): 94233222

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 86, 117, 129, 234, 258, 351, 387, 559, 702, 774, 1118, 1161, 1677, 2153, 2322, 3354, 4306, 5031, 6459, 10062, 12918, 15093, 19377, 27989, 30186, 38754, 55978, 58131, 83967, 92579, 116262, 167934, 185158, 251901, 277737, 503802, 555474, 755703, 833211, 1203527, 1511406, 1666422, 2407054, 2499633, 3610581, 4999266, 7221162, 10831743, 21663486, 32495229, 64990458]

約数ペア:

[(1, 64990458), (2, 32495229), (3, 21663486), (6, 10831743), (9, 7221162), (13, 4999266), (18, 3610581), (26, 2499633), (27, 2407054), (39, 1666422), (43, 1511406), (54, 1203527), (78, 833211), (86, 755703), (117, 555474), (129, 503802), (234, 277737), (258, 251901), (351, 185158), (387, 167934), (559, 116262), (702, 92579), (774, 83967), (1118, 58131), (1161, 55978), (1677, 38754), (2153, 30186), (2322, 27989), (3354, 19377), (4306, 15093), (5031, 12918), (6459, 10062)]