66980956

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{77167}}^1$

素因数の和:77209

約数の個数: 24

約数和(自身を含む): 138285056

約数和(自身を除く): 71304100

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 77167, 154334, 308668, 540169, 1080338, 2160676, 2392177, 4784354, 9568708, 16745239, 33490478, 66980956]

約数ペア:

[(1, 66980956), (2, 33490478), (4, 16745239), (7, 9568708), (14, 4784354), (28, 2392177), (31, 2160676), (62, 1080338), (124, 540169), (217, 308668), (434, 154334), (868, 77167)]