28018026

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{683}}^1$

素因数の和:787

約数の個数: 48

約数和(自身を含む): 63382176

約数和(自身を除く): 35364150

約数列:

[1, 2, 3, 6, 9, 18, 43, 53, 86, 106, 129, 159, 258, 318, 387, 477, 683, 774, 954, 1366, 2049, 2279, 4098, 4558, 6147, 6837, 12294, 13674, 20511, 29369, 36199, 41022, 58738, 72398, 88107, 108597, 176214, 217194, 264321, 325791, 528642, 651582, 1556557, 3113114, 4669671, 9339342, 14009013, 28018026]

約数ペア:

[(1, 28018026), (2, 14009013), (3, 9339342), (6, 4669671), (9, 3113114), (18, 1556557), (43, 651582), (53, 528642), (86, 325791), (106, 264321), (129, 217194), (159, 176214), (258, 108597), (318, 88107), (387, 72398), (477, 58738), (683, 41022), (774, 36199), (954, 29369), (1366, 20511), (2049, 13674), (2279, 12294), (4098, 6837), (4558, 6147)]