636706791

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{313}}^1$

素因数の和:605

約数の個数: 64

約数和(自身を含む): 1109299200

約数和(自身を除く): 472592409

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 229, 313, 329, 423, 687, 939, 987, 1269, 1603, 2061, 2191, 2817, 2961, 4809, 6183, 6573, 8451, 8883, 10763, 14427, 14711, 19719, 32289, 43281, 44133, 59157, 71677, 75341, 96867, 102977, 132399, 215031, 226023, 290601, 308931, 397197, 501739, 645093, 678069, 926793, 1505217, 1935279, 2034207, 2780379, 3368819, 4515651, 10106457, 13546953, 23581733, 30319371, 70745199, 90958113, 212235597, 636706791]

約数ペア:

[(1, 636706791), (3, 212235597), (7, 90958113), (9, 70745199), (21, 30319371), (27, 23581733), (47, 13546953), (63, 10106457), (141, 4515651), (189, 3368819), (229, 2780379), (313, 2034207), (329, 1935279), (423, 1505217), (687, 926793), (939, 678069), (987, 645093), (1269, 501739), (1603, 397197), (2061, 308931), (2191, 290601), (2817, 226023), (2961, 215031), (4809, 132399), (6183, 102977), (6573, 96867), (8451, 75341), (8883, 71677), (10763, 59157), (14427, 44133), (14711, 43281), (19719, 32289)]