78722478

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{257263}}^1$

素因数の和:257288

約数の個数: 24

約数和(自身を含む): 180599328

約数和(自身を除く): 101876850

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 257263, 514526, 771789, 1543578, 2315367, 4373471, 4630734, 8746942, 13120413, 26240826, 39361239, 78722478]

約数ペア:

[(1, 78722478), (2, 39361239), (3, 26240826), (6, 13120413), (9, 8746942), (17, 4630734), (18, 4373471), (34, 2315367), (51, 1543578), (102, 771789), (153, 514526), (306, 257263)]