81777674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 136581120

約数和(自身を除く): 54803446

約数列:

[1, 2, 11, 22, 103, 151, 206, 239, 302, 478, 1133, 1661, 2266, 2629, 3322, 5258, 15553, 24617, 31106, 36089, 49234, 72178, 171083, 270787, 342166, 396979, 541574, 793958, 3717167, 7434334, 40888837, 81777674]

約数ペア:

[(1, 81777674), (2, 40888837), (11, 7434334), (22, 3717167), (103, 793958), (151, 541574), (206, 396979), (239, 342166), (302, 270787), (478, 171083), (1133, 72178), (1661, 49234), (2266, 36089), (2629, 31106), (3322, 24617), (5258, 15553)]