2049999

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 32

約数和(自身を含む): 3342336

約数和(自身を除く): 1292337

約数列:

[1, 3, 7, 21, 31, 47, 67, 93, 141, 201, 217, 329, 469, 651, 987, 1407, 1457, 2077, 3149, 4371, 6231, 9447, 10199, 14539, 22043, 30597, 43617, 66129, 97619, 292857, 683333, 2049999]

約数ペア:

[(1, 2049999), (3, 683333), (7, 292857), (21, 97619), (31, 66129), (47, 43617), (67, 30597), (93, 22043), (141, 14539), (201, 10199), (217, 9447), (329, 6231), (469, 4371), (651, 3149), (987, 2077), (1407, 1457)]