1666109956

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{10639}}^1$

素因数の和:10721

約数の個数: 72

約数和(自身を含む): 3667991040

約数和(自身を除く): 2001881084

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 47, 49, 68, 94, 98, 119, 188, 196, 238, 329, 476, 658, 799, 833, 1316, 1598, 1666, 2303, 3196, 3332, 4606, 5593, 9212, 10639, 11186, 21278, 22372, 39151, 42556, 74473, 78302, 148946, 156604, 180863, 297892, 361726, 500033, 521311, 723452, 1000066, 1042622, 1266041, 2000132, 2085244, 2532082, 3500231, 5064164, 7000462, 8500561, 8862287, 14000924, 17001122, 17724574, 24501617, 34002244, 35449148, 49003234, 59503927, 98006468, 119007854, 238015708, 416527489, 833054978, 1666109956]

約数ペア:

[(1, 1666109956), (2, 833054978), (4, 416527489), (7, 238015708), (14, 119007854), (17, 98006468), (28, 59503927), (34, 49003234), (47, 35449148), (49, 34002244), (68, 24501617), (94, 17724574), (98, 17001122), (119, 14000924), (188, 8862287), (196, 8500561), (238, 7000462), (329, 5064164), (476, 3500231), (658, 2532082), (799, 2085244), (833, 2000132), (1316, 1266041), (1598, 1042622), (1666, 1000066), (2303, 723452), (3196, 521311), (3332, 500033), (4606, 361726), (5593, 297892), (9212, 180863), (10639, 156604), (11186, 148946), (21278, 78302), (22372, 74473), (39151, 42556)]