128820002

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{659}}^1\times {\mathrm{2273}}^1$

素因数の和:2977

約数の個数: 16

約数和(自身を含む): 198110880

約数和(自身を除く): 69290878

約数列:

[1, 2, 43, 86, 659, 1318, 2273, 4546, 28337, 56674, 97739, 195478, 1497907, 2995814, 64410001, 128820002]

約数ペア:

[(1, 128820002), (2, 64410001), (43, 2995814), (86, 1497907), (659, 195478), (1318, 97739), (2273, 56674), (4546, 28337)]