659804556

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^2\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:451

約数の個数: 72

約数和(自身を含む): 1595208384

約数和(自身を除く): 935403828

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 131, 172, 227, 258, 262, 393, 454, 516, 524, 681, 786, 908, 1362, 1572, 1849, 2724, 3698, 5547, 5633, 7396, 9761, 11094, 11266, 16899, 19522, 22188, 22532, 29283, 29737, 33798, 39044, 58566, 59474, 67596, 89211, 117132, 118948, 178422, 242219, 356844, 419723, 484438, 726657, 839446, 968876, 1259169, 1278691, 1453314, 1678892, 2518338, 2557382, 2906628, 3836073, 5036676, 5114764, 7672146, 15344292, 54983713, 109967426, 164951139, 219934852, 329902278, 659804556]

約数ペア:

[(1, 659804556), (2, 329902278), (3, 219934852), (4, 164951139), (6, 109967426), (12, 54983713), (43, 15344292), (86, 7672146), (129, 5114764), (131, 5036676), (172, 3836073), (227, 2906628), (258, 2557382), (262, 2518338), (393, 1678892), (454, 1453314), (516, 1278691), (524, 1259169), (681, 968876), (786, 839446), (908, 726657), (1362, 484438), (1572, 419723), (1849, 356844), (2724, 242219), (3698, 178422), (5547, 118948), (5633, 117132), (7396, 89211), (9761, 67596), (11094, 59474), (11266, 58566), (16899, 39044), (19522, 33798), (22188, 29737), (22532, 29283)]