666248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 1395360

約数和(自身を除く): 729112

約数列:

[1, 2, 4, 8, 11, 22, 44, 67, 88, 113, 134, 226, 268, 452, 536, 737, 904, 1243, 1474, 2486, 2948, 4972, 5896, 7571, 9944, 15142, 30284, 60568, 83281, 166562, 333124, 666248]

約数ペア:

[(1, 666248), (2, 333124), (4, 166562), (8, 83281), (11, 60568), (22, 30284), (44, 15142), (67, 9944), (88, 7571), (113, 5896), (134, 4972), (226, 2948), (268, 2486), (452, 1474), (536, 1243), (737, 904)]