72240147

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20117}}^1$

素因数の和:20152

約数の個数: 32

約数和(自身を含む): 128755200

約数和(自身を除く): 56515053

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 20117, 60351, 140819, 181053, 382223, 422457, 543159, 1146669, 1267371, 2675561, 3440007, 3802113, 8026683, 10320021, 24080049, 72240147]

約数ペア:

[(1, 72240147), (3, 24080049), (7, 10320021), (9, 8026683), (19, 3802113), (21, 3440007), (27, 2675561), (57, 1267371), (63, 1146669), (133, 543159), (171, 422457), (189, 382223), (399, 181053), (513, 140819), (1197, 60351), (3591, 20117)]