139976642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{397}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 231081984

約数和(自身を除く): 91105342

約数列:

[1, 2, 13, 26, 71, 142, 191, 382, 397, 794, 923, 1846, 2483, 4966, 5161, 10322, 13561, 27122, 28187, 56374, 75827, 151654, 176293, 352586, 366431, 732862, 985751, 1971502, 5383717, 10767434, 69988321, 139976642]

約数ペア:

[(1, 139976642), (2, 69988321), (13, 10767434), (26, 5383717), (71, 1971502), (142, 985751), (191, 732862), (382, 366431), (397, 352586), (794, 176293), (923, 151654), (1846, 75827), (2483, 56374), (4966, 28187), (5161, 27122), (10322, 13561)]