247266968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 511042560

約数和(自身を除く): 263775592

約数列:

[1, 2, 4, 8, 13, 26, 52, 97, 104, 127, 193, 194, 254, 386, 388, 508, 772, 776, 1016, 1261, 1544, 1651, 2509, 2522, 3302, 5018, 5044, 6604, 10036, 10088, 12319, 13208, 18721, 20072, 24511, 24638, 37442, 49022, 49276, 74884, 98044, 98552, 149768, 160147, 196088, 243373, 318643, 320294, 486746, 637286, 640588, 973492, 1274572, 1281176, 1946984, 2377567, 2549144, 4755134, 9510268, 19020536, 30908371, 61816742, 123633484, 247266968]

約数ペア:

[(1, 247266968), (2, 123633484), (4, 61816742), (8, 30908371), (13, 19020536), (26, 9510268), (52, 4755134), (97, 2549144), (104, 2377567), (127, 1946984), (193, 1281176), (194, 1274572), (254, 973492), (386, 640588), (388, 637286), (508, 486746), (772, 320294), (776, 318643), (1016, 243373), (1261, 196088), (1544, 160147), (1651, 149768), (2509, 98552), (2522, 98044), (3302, 74884), (5018, 49276), (5044, 49022), (6604, 37442), (10036, 24638), (10088, 24511), (12319, 20072), (13208, 18721)]