128175306

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:947

約数の個数: 64

約数和(自身を含む): 303077376

約数和(自身を除く): 174902070

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 71, 106, 142, 159, 213, 318, 371, 426, 497, 742, 811, 994, 1113, 1491, 1622, 2226, 2433, 2982, 3763, 4866, 5677, 7526, 11289, 11354, 17031, 22578, 26341, 34062, 42983, 52682, 57581, 79023, 85966, 115162, 128949, 158046, 172743, 257898, 300881, 345486, 403067, 601762, 806134, 902643, 1209201, 1805286, 2418402, 3051793, 6103586, 9155379, 18310758, 21362551, 42725102, 64087653, 128175306]

約数ペア:

[(1, 128175306), (2, 64087653), (3, 42725102), (6, 21362551), (7, 18310758), (14, 9155379), (21, 6103586), (42, 3051793), (53, 2418402), (71, 1805286), (106, 1209201), (142, 902643), (159, 806134), (213, 601762), (318, 403067), (371, 345486), (426, 300881), (497, 257898), (742, 172743), (811, 158046), (994, 128949), (1113, 115162), (1491, 85966), (1622, 79023), (2226, 57581), (2433, 52682), (2982, 42983), (3763, 34062), (4866, 26341), (5677, 22578), (7526, 17031), (11289, 11354)]