72647229

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 103403520

約数和(自身を除く): 30756291

約数列:

[1, 3, 31, 67, 89, 93, 131, 201, 267, 393, 2077, 2759, 4061, 5963, 6231, 8277, 8777, 11659, 12183, 17889, 26331, 34977, 184853, 272087, 361429, 554559, 781153, 816261, 1084287, 2343459, 24215743, 72647229]

約数ペア:

[(1, 72647229), (3, 24215743), (31, 2343459), (67, 1084287), (89, 816261), (93, 781153), (131, 554559), (201, 361429), (267, 272087), (393, 184853), (2077, 34977), (2759, 26331), (4061, 17889), (5963, 12183), (6231, 11659), (8277, 8777)]