28784298

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 65007360

約数和(自身を除く): 36223062

約数列:

[1, 2, 3, 6, 17, 29, 34, 37, 51, 58, 74, 87, 102, 111, 174, 222, 263, 493, 526, 629, 789, 986, 1073, 1258, 1479, 1578, 1887, 2146, 2958, 3219, 3774, 4471, 6438, 7627, 8942, 9731, 13413, 15254, 18241, 19462, 22881, 26826, 29193, 36482, 45762, 54723, 58386, 109446, 129659, 165427, 259318, 282199, 330854, 388977, 496281, 564398, 777954, 846597, 992562, 1693194, 4797383, 9594766, 14392149, 28784298]

約数ペア:

[(1, 28784298), (2, 14392149), (3, 9594766), (6, 4797383), (17, 1693194), (29, 992562), (34, 846597), (37, 777954), (51, 564398), (58, 496281), (74, 388977), (87, 330854), (102, 282199), (111, 259318), (174, 165427), (222, 129659), (263, 109446), (493, 58386), (526, 54723), (629, 45762), (789, 36482), (986, 29193), (1073, 26826), (1258, 22881), (1479, 19462), (1578, 18241), (1887, 15254), (2146, 13413), (2958, 9731), (3219, 8942), (3774, 7627), (4471, 6438)]