28909416

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 74923200

約数和(自身を除く): 46013784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 109, 129, 172, 218, 257, 258, 327, 344, 436, 514, 516, 654, 771, 872, 1028, 1032, 1308, 1542, 2056, 2616, 3084, 4687, 6168, 9374, 11051, 14061, 18748, 22102, 28013, 28122, 33153, 37496, 44204, 56026, 56244, 66306, 84039, 88408, 112052, 112488, 132612, 168078, 224104, 265224, 336156, 672312, 1204559, 2409118, 3613677, 4818236, 7227354, 9636472, 14454708, 28909416]

約数ペア:

[(1, 28909416), (2, 14454708), (3, 9636472), (4, 7227354), (6, 4818236), (8, 3613677), (12, 2409118), (24, 1204559), (43, 672312), (86, 336156), (109, 265224), (129, 224104), (172, 168078), (218, 132612), (257, 112488), (258, 112052), (327, 88408), (344, 84039), (436, 66306), (514, 56244), (516, 56026), (654, 44204), (771, 37496), (872, 33153), (1028, 28122), (1032, 28013), (1308, 22102), (1542, 18748), (2056, 14061), (2616, 11051), (3084, 9374), (4687, 6168)]