2445807

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:88

約数の個数: 48

約数和(自身を含む): 4401152

約数和(自身を除く): 1955345

約数列:

[1, 3, 7, 13, 17, 21, 31, 39, 51, 91, 93, 119, 217, 221, 273, 289, 357, 403, 527, 651, 663, 867, 1209, 1547, 1581, 2023, 2821, 3689, 3757, 4641, 6069, 6851, 8463, 8959, 11067, 11271, 20553, 26299, 26877, 47957, 62713, 78897, 116467, 143871, 188139, 349401, 815269, 2445807]

約数ペア:

[(1, 2445807), (3, 815269), (7, 349401), (13, 188139), (17, 143871), (21, 116467), (31, 78897), (39, 62713), (51, 47957), (91, 26877), (93, 26299), (119, 20553), (217, 11271), (221, 11067), (273, 8959), (289, 8463), (357, 6851), (403, 6069), (527, 4641), (651, 3757), (663, 3689), (867, 2821), (1209, 2023), (1547, 1581)]