28433865

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1129}}^1$

素因数の和:1233

約数の個数: 32

約数和(自身を含む): 48165120

約数和(自身を除く): 19731255

約数列:

[1, 3, 5, 15, 23, 69, 73, 115, 219, 345, 365, 1095, 1129, 1679, 3387, 5037, 5645, 8395, 16935, 25185, 25967, 77901, 82417, 129835, 247251, 389505, 412085, 1236255, 1895591, 5686773, 9477955, 28433865]

約数ペア:

[(1, 28433865), (3, 9477955), (5, 5686773), (15, 1895591), (23, 1236255), (69, 412085), (73, 389505), (115, 247251), (219, 129835), (345, 82417), (365, 77901), (1095, 25967), (1129, 25185), (1679, 16935), (3387, 8395), (5037, 5645)]