138138728

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6121}}^1$

素因数の和:6178

約数の個数: 64

約数和(自身を含む): 329118720

約数和(自身を除く): 190979992

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 5642, 6121, 11284, 12242, 22568, 24484, 42847, 48968, 79573, 85694, 159146, 171388, 189751, 318292, 342776, 379502, 557011, 636584, 759004, 1114022, 1328257, 1518008, 2228044, 2466763, 2656514, 4456088, 4933526, 5313028, 9867052, 10626056, 17267341, 19734104, 34534682, 69069364, 138138728]

約数ペア:

[(1, 138138728), (2, 69069364), (4, 34534682), (7, 19734104), (8, 17267341), (13, 10626056), (14, 9867052), (26, 5313028), (28, 4933526), (31, 4456088), (52, 2656514), (56, 2466763), (62, 2228044), (91, 1518008), (104, 1328257), (124, 1114022), (182, 759004), (217, 636584), (248, 557011), (364, 379502), (403, 342776), (434, 318292), (728, 189751), (806, 171388), (868, 159146), (1612, 85694), (1736, 79573), (2821, 48968), (3224, 42847), (5642, 24484), (6121, 22568), (11284, 12242)]