64889913

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 98353152

約数和(自身を除く): 33463239

約数列:

[1, 3, 11, 31, 33, 93, 137, 341, 411, 463, 1023, 1389, 1507, 4247, 4521, 5093, 12741, 14353, 15279, 43059, 46717, 63431, 140151, 157883, 190293, 473649, 697741, 1966361, 2093223, 5899083, 21629971, 64889913]

約数ペア:

[(1, 64889913), (3, 21629971), (11, 5899083), (31, 2093223), (33, 1966361), (93, 697741), (137, 473649), (341, 190293), (411, 157883), (463, 140151), (1023, 63431), (1389, 46717), (1507, 43059), (4247, 15279), (4521, 14353), (5093, 12741)]