438892167

素因数分解:

$3^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 712857600

約数和(自身を除く): 273965433

約数列:

[1, 3, 7, 21, 41, 49, 101, 103, 123, 147, 287, 303, 309, 343, 707, 721, 861, 1029, 2009, 2121, 2163, 4141, 4223, 4949, 5047, 6027, 10403, 12423, 12669, 14063, 14847, 15141, 28987, 29561, 31209, 34643, 35329, 42189, 72821, 86961, 88683, 103929, 105987, 202909, 206927, 218463, 426523, 509747, 608727, 620781, 1279569, 1420363, 1448489, 1529241, 2985661, 3568229, 4261089, 4345467, 8956983, 10704687, 20899627, 62698881, 146297389, 438892167]

約数ペア:

[(1, 438892167), (3, 146297389), (7, 62698881), (21, 20899627), (41, 10704687), (49, 8956983), (101, 4345467), (103, 4261089), (123, 3568229), (147, 2985661), (287, 1529241), (303, 1448489), (309, 1420363), (343, 1279569), (707, 620781), (721, 608727), (861, 509747), (1029, 426523), (2009, 218463), (2121, 206927), (2163, 202909), (4141, 105987), (4223, 103929), (4949, 88683), (5047, 86961), (6027, 72821), (10403, 42189), (12423, 35329), (12669, 34643), (14063, 31209), (14847, 29561), (15141, 28987)]