81821964

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:324

約数の個数: 96

約数和(自身を含む): 225971200

約数和(自身を除く): 144149236

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 103, 147, 193, 196, 206, 294, 309, 343, 386, 412, 579, 588, 618, 686, 721, 772, 1029, 1158, 1236, 1351, 1372, 1442, 2058, 2163, 2316, 2702, 2884, 4053, 4116, 4326, 5047, 5404, 8106, 8652, 9457, 10094, 15141, 16212, 18914, 19879, 20188, 28371, 30282, 35329, 37828, 39758, 56742, 59637, 60564, 66199, 70658, 79516, 105987, 113484, 119274, 132398, 139153, 141316, 198597, 211974, 238548, 264796, 278306, 397194, 417459, 423948, 556612, 794388, 834918, 974071, 1669836, 1948142, 2922213, 3896284, 5844426, 6818497, 11688852, 13636994, 20455491, 27273988, 40910982, 81821964]

約数ペア:

[(1, 81821964), (2, 40910982), (3, 27273988), (4, 20455491), (6, 13636994), (7, 11688852), (12, 6818497), (14, 5844426), (21, 3896284), (28, 2922213), (42, 1948142), (49, 1669836), (84, 974071), (98, 834918), (103, 794388), (147, 556612), (193, 423948), (196, 417459), (206, 397194), (294, 278306), (309, 264796), (343, 238548), (386, 211974), (412, 198597), (579, 141316), (588, 139153), (618, 132398), (686, 119274), (721, 113484), (772, 105987), (1029, 79516), (1158, 70658), (1236, 66199), (1351, 60564), (1372, 59637), (1442, 56742), (2058, 39758), (2163, 37828), (2316, 35329), (2702, 30282), (2884, 28371), (4053, 20188), (4116, 19879), (4326, 18914), (5047, 16212), (5404, 15141), (8106, 10094), (8652, 9457)]