1317814274

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{521}}^1$

素因数の和:843

約数の個数: 64

約数和(自身を含む): 2456490240

約数和(自身を除く): 1138675966

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 257, 259, 266, 514, 518, 521, 703, 1042, 1406, 1799, 3598, 3647, 4883, 4921, 7294, 9509, 9766, 9842, 9899, 19018, 19277, 19798, 34181, 38554, 66563, 68362, 69293, 133126, 133897, 134939, 138586, 180671, 267794, 269878, 361342, 366263, 732526, 937279, 1264697, 1874558, 2529394, 2544043, 2563841, 4954189, 5088086, 5127682, 9908378, 17808301, 34679323, 35616602, 69358646, 94129591, 188259182, 658907137, 1317814274]

約数ペア:

[(1, 1317814274), (2, 658907137), (7, 188259182), (14, 94129591), (19, 69358646), (37, 35616602), (38, 34679323), (74, 17808301), (133, 9908378), (257, 5127682), (259, 5088086), (266, 4954189), (514, 2563841), (518, 2544043), (521, 2529394), (703, 1874558), (1042, 1264697), (1406, 937279), (1799, 732526), (3598, 366263), (3647, 361342), (4883, 269878), (4921, 267794), (7294, 180671), (9509, 138586), (9766, 134939), (9842, 133897), (9899, 133126), (19018, 69293), (19277, 68362), (19798, 66563), (34181, 38554)]