72605547

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{28109}}^1$

素因数の和:28163

約数の個数: 24

約数和(自身を含む): 122784480

約数和(自身を除く): 50178933

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 28109, 84327, 196763, 252981, 590289, 1152469, 1770867, 3457407, 8067283, 10372221, 24201849, 72605547]

約数ペア:

[(1, 72605547), (3, 24201849), (7, 10372221), (9, 8067283), (21, 3457407), (41, 1770867), (63, 1152469), (123, 590289), (287, 252981), (369, 196763), (861, 84327), (2583, 28109)]