28509270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^2\times {\mathrm{101}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 69819408

約数和(自身を除く): 41310138

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 101, 194, 202, 291, 303, 485, 505, 582, 606, 970, 1010, 1455, 1515, 2910, 3030, 9409, 9797, 18818, 19594, 28227, 29391, 47045, 48985, 56454, 58782, 94090, 97970, 141135, 146955, 282270, 293910, 950309, 1900618, 2850927, 4751545, 5701854, 9503090, 14254635, 28509270]

約数ペア:

[(1, 28509270), (2, 14254635), (3, 9503090), (5, 5701854), (6, 4751545), (10, 2850927), (15, 1900618), (30, 950309), (97, 293910), (101, 282270), (194, 146955), (202, 141135), (291, 97970), (303, 94090), (485, 58782), (505, 56454), (582, 48985), (606, 47045), (970, 29391), (1010, 28227), (1455, 19594), (1515, 18818), (2910, 9797), (3030, 9409)]