1661721411

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{47129}}^1$

素因数の和:47235

約数の個数: 32

約数和(自身を含む): 2678492160

約数和(自身を除く): 1016770749

約数列:

[1, 3, 7, 21, 23, 69, 73, 161, 219, 483, 511, 1533, 1679, 5037, 11753, 35259, 47129, 141387, 329903, 989709, 1083967, 3251901, 3440417, 7587769, 10321251, 22763307, 24082919, 72248757, 79129591, 237388773, 553907137, 1661721411]

約数ペア:

[(1, 1661721411), (3, 553907137), (7, 237388773), (21, 79129591), (23, 72248757), (69, 24082919), (73, 22763307), (161, 10321251), (219, 7587769), (483, 3440417), (511, 3251901), (1533, 1083967), (1679, 989709), (5037, 329903), (11753, 141387), (35259, 47129)]