397355518

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1057

約数の個数: 64

約数和(自身を含む): 756822528

約数和(自身を除く): 359467010

約数列:

[1, 2, 7, 14, 17, 34, 41, 43, 82, 86, 119, 238, 287, 301, 574, 602, 697, 731, 947, 1394, 1462, 1763, 1894, 3526, 4879, 5117, 6629, 9758, 10234, 12341, 13258, 16099, 24682, 29971, 32198, 38827, 40721, 59942, 77654, 81442, 112693, 209797, 225386, 271789, 285047, 419594, 543578, 570094, 660059, 692257, 1320118, 1384514, 1669561, 3339122, 4620413, 4845799, 9240826, 9691598, 11686927, 23373854, 28382537, 56765074, 198677759, 397355518]

約数ペア:

[(1, 397355518), (2, 198677759), (7, 56765074), (14, 28382537), (17, 23373854), (34, 11686927), (41, 9691598), (43, 9240826), (82, 4845799), (86, 4620413), (119, 3339122), (238, 1669561), (287, 1384514), (301, 1320118), (574, 692257), (602, 660059), (697, 570094), (731, 543578), (947, 419594), (1394, 285047), (1462, 271789), (1763, 225386), (1894, 209797), (3526, 112693), (4879, 81442), (5117, 77654), (6629, 59942), (9758, 40721), (10234, 38827), (12341, 32198), (13258, 29971), (16099, 24682)]