345550326

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1993}}^1$

素因数の和:2117

約数の個数: 64

約数和(自身を含む): 785604096

約数和(自身を除く): 440053770

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 71, 74, 111, 142, 213, 222, 407, 426, 781, 814, 1221, 1562, 1993, 2343, 2442, 2627, 3986, 4686, 5254, 5979, 7881, 11958, 15762, 21923, 28897, 43846, 57794, 65769, 73741, 86691, 131538, 141503, 147482, 173382, 221223, 283006, 424509, 442446, 811151, 849018, 1556533, 1622302, 2433453, 3113066, 4669599, 4866906, 5235611, 9339198, 10471222, 15706833, 31413666, 57591721, 115183442, 172775163, 345550326]

約数ペア:

[(1, 345550326), (2, 172775163), (3, 115183442), (6, 57591721), (11, 31413666), (22, 15706833), (33, 10471222), (37, 9339198), (66, 5235611), (71, 4866906), (74, 4669599), (111, 3113066), (142, 2433453), (213, 1622302), (222, 1556533), (407, 849018), (426, 811151), (781, 442446), (814, 424509), (1221, 283006), (1562, 221223), (1993, 173382), (2343, 147482), (2442, 141503), (2627, 131538), (3986, 86691), (4686, 73741), (5254, 65769), (5979, 57794), (7881, 43846), (11958, 28897), (15762, 21923)]