81270306

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{6553}}^1$

素因数の和:6627

約数の個数: 48

約数和(自身を含む): 193238136

約数和(自身を除く): 111967830

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 53, 78, 106, 117, 159, 234, 318, 477, 689, 954, 1378, 2067, 4134, 6201, 6553, 12402, 13106, 19659, 39318, 58977, 85189, 117954, 170378, 255567, 347309, 511134, 694618, 766701, 1041927, 1533402, 2083854, 3125781, 4515017, 6251562, 9030034, 13545051, 27090102, 40635153, 81270306]

約数ペア:

[(1, 81270306), (2, 40635153), (3, 27090102), (6, 13545051), (9, 9030034), (13, 6251562), (18, 4515017), (26, 3125781), (39, 2083854), (53, 1533402), (78, 1041927), (106, 766701), (117, 694618), (159, 511134), (234, 347309), (318, 255567), (477, 170378), (689, 117954), (954, 85189), (1378, 58977), (2067, 39318), (4134, 19659), (6201, 13106), (6553, 12402)]