128688434

素因数分解:

$2^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{18059}}^1$

素因数の和:18577

約数の個数: 16

約数和(自身を含む): 221054400

約数和(自身を除く): 92365966

約数列:

[1, 2, 7, 14, 509, 1018, 3563, 7126, 18059, 36118, 126413, 252826, 9192031, 18384062, 64344217, 128688434]

約数ペア:

[(1, 128688434), (2, 64344217), (7, 18384062), (14, 9192031), (509, 252826), (1018, 126413), (3563, 36118), (7126, 18059)]