25139667

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 41904128

約数和(自身を除く): 16764461

約数列:

[1, 3, 7, 21, 23, 31, 69, 73, 93, 161, 217, 219, 483, 511, 529, 651, 713, 1533, 1587, 1679, 2139, 2263, 3703, 4991, 5037, 6789, 11109, 11753, 14973, 15841, 16399, 35259, 38617, 47523, 49197, 52049, 114793, 115851, 156147, 270319, 344379, 364343, 810957, 1093029, 1197127, 3591381, 8379889, 25139667]

約数ペア:

[(1, 25139667), (3, 8379889), (7, 3591381), (21, 1197127), (23, 1093029), (31, 810957), (69, 364343), (73, 344379), (93, 270319), (161, 156147), (217, 115851), (219, 114793), (483, 52049), (511, 49197), (529, 47523), (651, 38617), (713, 35259), (1533, 16399), (1587, 15841), (1679, 14973), (2139, 11753), (2263, 11109), (3703, 6789), (4991, 5037)]