90699578

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 146664000

約数和(自身を除く): 55964422

約数列:

[1, 2, 19, 38, 83, 149, 166, 193, 298, 386, 1577, 2831, 3154, 3667, 5662, 7334, 12367, 16019, 24734, 28757, 32038, 57514, 234973, 304361, 469946, 546383, 608722, 1092766, 2386831, 4773662, 45349789, 90699578]

約数ペア:

[(1, 90699578), (2, 45349789), (19, 4773662), (38, 2386831), (83, 1092766), (149, 608722), (166, 546383), (193, 469946), (298, 304361), (386, 234973), (1577, 57514), (2831, 32038), (3154, 28757), (3667, 24734), (5662, 16019), (7334, 12367)]