29975988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{193}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 82262208

約数和(自身を除く): 52286220

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 193, 258, 301, 386, 516, 579, 602, 772, 903, 1158, 1204, 1351, 1806, 1849, 2316, 2702, 3612, 3698, 4053, 5404, 5547, 7396, 8106, 8299, 11094, 12943, 16212, 16598, 22188, 24897, 25886, 33196, 38829, 49794, 51772, 58093, 77658, 99588, 116186, 155316, 174279, 232372, 348558, 356857, 697116, 713714, 1070571, 1427428, 2141142, 2497999, 4282284, 4995998, 7493997, 9991996, 14987994, 29975988]

約数ペア:

[(1, 29975988), (2, 14987994), (3, 9991996), (4, 7493997), (6, 4995998), (7, 4282284), (12, 2497999), (14, 2141142), (21, 1427428), (28, 1070571), (42, 713714), (43, 697116), (84, 356857), (86, 348558), (129, 232372), (172, 174279), (193, 155316), (258, 116186), (301, 99588), (386, 77658), (516, 58093), (579, 51772), (602, 49794), (772, 38829), (903, 33196), (1158, 25886), (1204, 24897), (1351, 22188), (1806, 16598), (1849, 16212), (2316, 12943), (2702, 11094), (3612, 8299), (3698, 8106), (4053, 7396), (5404, 5547)]