1225028

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:731

約数の個数: 24

約数和(自身を含む): 2490432

約数和(自身を除く): 1265404

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 653, 938, 1306, 1876, 2612, 4571, 9142, 18284, 43751, 87502, 175004, 306257, 612514, 1225028]

約数ペア:

[(1, 1225028), (2, 612514), (4, 306257), (7, 175004), (14, 87502), (28, 43751), (67, 18284), (134, 9142), (268, 4571), (469, 2612), (653, 1876), (938, 1306)]