142747185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 268849152

約数和(自身を除く): 126101967

約数列:

[1, 3, 5, 7, 15, 21, 35, 67, 103, 105, 197, 201, 309, 335, 469, 515, 591, 721, 985, 1005, 1379, 1407, 1545, 2163, 2345, 2955, 3605, 4137, 6895, 6901, 7035, 10815, 13199, 20291, 20685, 20703, 34505, 39597, 48307, 60873, 65995, 92393, 101455, 103515, 142037, 144921, 197985, 241535, 277179, 304365, 426111, 461965, 710185, 724605, 1359497, 1385895, 2130555, 4078491, 6797485, 9516479, 20392455, 28549437, 47582395, 142747185]

約数ペア:

[(1, 142747185), (3, 47582395), (5, 28549437), (7, 20392455), (15, 9516479), (21, 6797485), (35, 4078491), (67, 2130555), (103, 1385895), (105, 1359497), (197, 724605), (201, 710185), (309, 461965), (335, 426111), (469, 304365), (515, 277179), (591, 241535), (721, 197985), (985, 144921), (1005, 142037), (1379, 103515), (1407, 101455), (1545, 92393), (2163, 65995), (2345, 60873), (2955, 48307), (3605, 39597), (4137, 34505), (6895, 20703), (6901, 20685), (7035, 20291), (10815, 13199)]