28539302

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 48066048

約数和(自身を除く): 19526746

約数列:

[1, 2, 11, 22, 71, 121, 142, 151, 242, 302, 781, 1331, 1562, 1661, 2662, 3322, 8591, 10721, 17182, 18271, 21442, 36542, 94501, 117931, 189002, 200981, 235862, 401962, 1297241, 2594482, 14269651, 28539302]

約数ペア:

[(1, 28539302), (2, 14269651), (11, 2594482), (22, 1297241), (71, 401962), (121, 235862), (142, 200981), (151, 189002), (242, 117931), (302, 94501), (781, 36542), (1331, 21442), (1562, 18271), (1661, 17182), (2662, 10721), (3322, 8591)]