128219686

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{115931}}^1$

素因数の和:116019

約数の個数: 16

約数和(自身を含む): 222589440

約数和(自身を除く): 94369754

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 115931, 231862, 811517, 1623034, 9158549, 18317098, 64109843, 128219686]

約数ペア:

[(1, 128219686), (2, 64109843), (7, 18317098), (14, 9158549), (79, 1623034), (158, 811517), (553, 231862), (1106, 115931)]