221344665

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1\times {\mathrm{409}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 359356800

約数和(自身を除く): 138012135

約数列:

[1, 3, 5, 15, 109, 327, 331, 409, 545, 993, 1227, 1635, 1655, 2045, 4965, 6135, 36079, 44581, 108237, 133743, 135379, 180395, 222905, 406137, 541185, 668715, 676895, 2030685, 14756311, 44268933, 73781555, 221344665]

約数ペア:

[(1, 221344665), (3, 73781555), (5, 44268933), (15, 14756311), (109, 2030685), (327, 676895), (331, 668715), (409, 541185), (545, 406137), (993, 222905), (1227, 180395), (1635, 135379), (1655, 133743), (2045, 108237), (4965, 44581), (6135, 36079)]