121995718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 202196736

約数和(自身を除く): 80201018

約数列:

[1, 2, 13, 26, 53, 106, 223, 397, 446, 689, 794, 1378, 2899, 5161, 5798, 10322, 11819, 21041, 23638, 42082, 88531, 153647, 177062, 273533, 307294, 547066, 1150903, 2301806, 4692143, 9384286, 60997859, 121995718]

約数ペア:

[(1, 121995718), (2, 60997859), (13, 9384286), (26, 4692143), (53, 2301806), (106, 1150903), (223, 547066), (397, 307294), (446, 273533), (689, 177062), (794, 153647), (1378, 88531), (2899, 42082), (5161, 23638), (5798, 21041), (10322, 11819)]