81631278

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{733}}^1$

素因数の和:1033

約数の個数: 48

約数和(自身を含む): 185496480

約数和(自身を除く): 103865202

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 269, 414, 538, 733, 807, 1466, 1614, 2199, 2421, 4398, 4842, 6187, 6597, 12374, 13194, 16859, 18561, 33718, 37122, 50577, 55683, 101154, 111366, 151731, 197177, 303462, 394354, 591531, 1183062, 1774593, 3549186, 4535071, 9070142, 13605213, 27210426, 40815639, 81631278]

約数ペア:

[(1, 81631278), (2, 40815639), (3, 27210426), (6, 13605213), (9, 9070142), (18, 4535071), (23, 3549186), (46, 1774593), (69, 1183062), (138, 591531), (207, 394354), (269, 303462), (414, 197177), (538, 151731), (733, 111366), (807, 101154), (1466, 55683), (1614, 50577), (2199, 37122), (2421, 33718), (4398, 18561), (4842, 16859), (6187, 13194), (6597, 12374)]