66782742

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 150958080

約数和(自身を除く): 84175338

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 71, 78, 93, 142, 186, 213, 389, 403, 426, 778, 806, 923, 1167, 1209, 1846, 2201, 2334, 2418, 2769, 4402, 5057, 5538, 6603, 10114, 12059, 13206, 15171, 24118, 27619, 28613, 30342, 36177, 55238, 57226, 72354, 82857, 85839, 156767, 165714, 171678, 313534, 359047, 470301, 718094, 856189, 940602, 1077141, 1712378, 2154282, 2568567, 5137134, 11130457, 22260914, 33391371, 66782742]

約数ペア:

[(1, 66782742), (2, 33391371), (3, 22260914), (6, 11130457), (13, 5137134), (26, 2568567), (31, 2154282), (39, 1712378), (62, 1077141), (71, 940602), (78, 856189), (93, 718094), (142, 470301), (186, 359047), (213, 313534), (389, 171678), (403, 165714), (426, 156767), (778, 85839), (806, 82857), (923, 72354), (1167, 57226), (1209, 55238), (1846, 36177), (2201, 30342), (2334, 28613), (2418, 27619), (2769, 24118), (4402, 15171), (5057, 13206), (5538, 12059), (6603, 10114)]