178405941

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{4013}}^1$

素因数の和:4125

約数の個数: 32

約数和(自身を含む): 285154560

約数和(自身を除く): 106748619

約数列:

[1, 3, 7, 21, 29, 73, 87, 203, 219, 511, 609, 1533, 2117, 4013, 6351, 12039, 14819, 28091, 44457, 84273, 116377, 292949, 349131, 814639, 878847, 2050643, 2443917, 6151929, 8495521, 25486563, 59468647, 178405941]

約数ペア:

[(1, 178405941), (3, 59468647), (7, 25486563), (21, 8495521), (29, 6151929), (73, 2443917), (87, 2050643), (203, 878847), (219, 814639), (511, 349131), (609, 292949), (1533, 116377), (2117, 84273), (4013, 44457), (6351, 28091), (12039, 14819)]