7991248

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:395

約数の個数: 40

約数和(自身を含む): 16526720

約数和(自身を除く): 8535472

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 97, 152, 194, 271, 304, 388, 542, 776, 1084, 1552, 1843, 2168, 3686, 4336, 5149, 7372, 10298, 14744, 20596, 26287, 29488, 41192, 52574, 82384, 105148, 210296, 420592, 499453, 998906, 1997812, 3995624, 7991248]

約数ペア:

[(1, 7991248), (2, 3995624), (4, 1997812), (8, 998906), (16, 499453), (19, 420592), (38, 210296), (76, 105148), (97, 82384), (152, 52574), (194, 41192), (271, 29488), (304, 26287), (388, 20596), (542, 14744), (776, 10298), (1084, 7372), (1552, 5149), (1843, 4336), (2168, 3686)]