15390291

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{503}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 24772608

約数和(自身を除く): 9382317

約数列:

[1, 3, 7, 21, 31, 47, 93, 141, 217, 329, 503, 651, 987, 1457, 1509, 3521, 4371, 10199, 10563, 15593, 23641, 30597, 46779, 70923, 109151, 165487, 327453, 496461, 732871, 2198613, 5130097, 15390291]

約数ペア:

[(1, 15390291), (3, 5130097), (7, 2198613), (21, 732871), (31, 496461), (47, 327453), (93, 165487), (141, 109151), (217, 70923), (329, 46779), (503, 30597), (651, 23641), (987, 15593), (1457, 10563), (1509, 10199), (3521, 4371)]