289604812

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1\times {\mathrm{727}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 595865088

約数和(自身を除く): 306260276

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 347, 574, 694, 727, 1148, 1388, 1454, 2429, 2908, 4858, 5089, 9716, 10178, 14227, 20356, 28454, 29807, 56908, 59614, 99589, 119228, 199178, 208649, 252269, 398356, 417298, 504538, 834596, 1009076, 1765883, 3531766, 7063532, 10343029, 20686058, 41372116, 72401203, 144802406, 289604812]

約数ペア:

[(1, 289604812), (2, 144802406), (4, 72401203), (7, 41372116), (14, 20686058), (28, 10343029), (41, 7063532), (82, 3531766), (164, 1765883), (287, 1009076), (347, 834596), (574, 504538), (694, 417298), (727, 398356), (1148, 252269), (1388, 208649), (1454, 199178), (2429, 119228), (2908, 99589), (4858, 59614), (5089, 56908), (9716, 29807), (10178, 28454), (14227, 20356)]