28668724

素因数分解:

$2^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{1367}}^1$

素因数の和:1492

約数の個数: 36

約数和(自身を含む): 58949856

約数和(自身を除く): 30281132

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 107, 196, 214, 428, 749, 1367, 1498, 2734, 2996, 5243, 5468, 9569, 10486, 19138, 20972, 38276, 66983, 133966, 146269, 267932, 292538, 585076, 1023883, 2047766, 4095532, 7167181, 14334362, 28668724]

約数ペア:

[(1, 28668724), (2, 14334362), (4, 7167181), (7, 4095532), (14, 2047766), (28, 1023883), (49, 585076), (98, 292538), (107, 267932), (196, 146269), (214, 133966), (428, 66983), (749, 38276), (1367, 20972), (1498, 19138), (2734, 10486), (2996, 9569), (5243, 5468)]