72940826

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{499}}^1$

素因数の和:758

約数の個数: 32

約数和(自身を含む): 128304000

約数和(自身を除く): 55363174

約数列:

[1, 2, 7, 14, 53, 106, 197, 371, 394, 499, 742, 998, 1379, 2758, 3493, 6986, 10441, 20882, 26447, 52894, 73087, 98303, 146174, 185129, 196606, 370258, 688121, 1376242, 5210059, 10420118, 36470413, 72940826]

約数ペア:

[(1, 72940826), (2, 36470413), (7, 10420118), (14, 5210059), (53, 1376242), (106, 688121), (197, 370258), (371, 196606), (394, 185129), (499, 146174), (742, 98303), (998, 73087), (1379, 52894), (2758, 26447), (3493, 20882), (6986, 10441)]