81326964

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1\times {\mathrm{353}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 193640832

約数和(自身を除く): 112313868

約数列:

[1, 2, 3, 4, 6, 12, 73, 146, 219, 263, 292, 353, 438, 526, 706, 789, 876, 1052, 1059, 1412, 1578, 2118, 3156, 4236, 19199, 25769, 38398, 51538, 57597, 76796, 77307, 92839, 103076, 115194, 154614, 185678, 230388, 278517, 309228, 371356, 557034, 1114068, 6777247, 13554494, 20331741, 27108988, 40663482, 81326964]

約数ペア:

[(1, 81326964), (2, 40663482), (3, 27108988), (4, 20331741), (6, 13554494), (12, 6777247), (73, 1114068), (146, 557034), (219, 371356), (263, 309228), (292, 278517), (353, 230388), (438, 185678), (526, 154614), (706, 115194), (789, 103076), (876, 92839), (1052, 77307), (1059, 76796), (1412, 57597), (1578, 51538), (2118, 38398), (3156, 25769), (4236, 19199)]