180817238

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{1237}}^1$

素因数の和:1496

約数の個数: 32

約数和(自身を含む): 317680704

約数和(自身を除く): 136863466

約数列:

[1, 2, 7, 14, 53, 106, 197, 371, 394, 742, 1237, 1379, 2474, 2758, 8659, 10441, 17318, 20882, 65561, 73087, 131122, 146174, 243689, 458927, 487378, 917854, 1705823, 3411646, 12915517, 25831034, 90408619, 180817238]

約数ペア:

[(1, 180817238), (2, 90408619), (7, 25831034), (14, 12915517), (53, 3411646), (106, 1705823), (197, 917854), (371, 487378), (394, 458927), (742, 243689), (1237, 146174), (1379, 131122), (2474, 73087), (2758, 65561), (8659, 20882), (10441, 17318)]