186840689

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 228114432

約数和(自身を除く): 41273743

約数列:

[1, 7, 31, 67, 71, 181, 217, 469, 497, 1267, 2077, 2201, 4757, 5611, 12127, 12851, 14539, 15407, 33299, 39277, 84889, 89957, 147467, 375937, 398381, 861017, 1032269, 2631559, 2788667, 6027119, 26691527, 186840689]

約数ペア:

[(1, 186840689), (7, 26691527), (31, 6027119), (67, 2788667), (71, 2631559), (181, 1032269), (217, 861017), (469, 398381), (497, 375937), (1267, 147467), (2077, 89957), (2201, 84889), (4757, 39277), (5611, 33299), (12127, 15407), (12851, 14539)]