4072978

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 8043840

約数和(自身を除く): 3970862

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 49, 91, 98, 139, 161, 182, 278, 299, 322, 598, 637, 973, 1127, 1274, 1807, 1946, 2093, 2254, 3197, 3614, 4186, 6394, 6811, 12649, 13622, 14651, 22379, 25298, 29302, 41561, 44758, 83122, 88543, 156653, 177086, 290927, 313306, 581854, 2036489, 4072978]

約数ペア:

[(1, 4072978), (2, 2036489), (7, 581854), (13, 313306), (14, 290927), (23, 177086), (26, 156653), (46, 88543), (49, 83122), (91, 44758), (98, 41561), (139, 29302), (161, 25298), (182, 22379), (278, 14651), (299, 13622), (322, 12649), (598, 6811), (637, 6394), (973, 4186), (1127, 3614), (1274, 3197), (1807, 2254), (1946, 2093)]