1228016

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 40

約数和(自身を含む): 2571264

約数和(自身を除く): 1343248

約数列:

[1, 2, 4, 8, 16, 23, 46, 47, 71, 92, 94, 142, 184, 188, 284, 368, 376, 568, 752, 1081, 1136, 1633, 2162, 3266, 3337, 4324, 6532, 6674, 8648, 13064, 13348, 17296, 26128, 26696, 53392, 76751, 153502, 307004, 614008, 1228016]

約数ペア:

[(1, 1228016), (2, 614008), (4, 307004), (8, 153502), (16, 76751), (23, 53392), (46, 26696), (47, 26128), (71, 17296), (92, 13348), (94, 13064), (142, 8648), (184, 6674), (188, 6532), (284, 4324), (368, 3337), (376, 3266), (568, 2162), (752, 1633), (1081, 1136)]