81556566

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149371}}^1$

素因数の和:149396

約数の個数: 32

約数和(自身を含む): 200755968

約数和(自身を除く): 119199402

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 149371, 298742, 448113, 896226, 1045597, 1941823, 2091194, 3136791, 3883646, 5825469, 6273582, 11650938, 13592761, 27185522, 40778283, 81556566]

約数ペア:

[(1, 81556566), (2, 40778283), (3, 27185522), (6, 13592761), (7, 11650938), (13, 6273582), (14, 5825469), (21, 3883646), (26, 3136791), (39, 2091194), (42, 1941823), (78, 1045597), (91, 896226), (182, 448113), (273, 298742), (546, 149371)]