71272348

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{523}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 148363264

約数和(自身を除く): 77090916

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 157, 217, 314, 434, 523, 628, 868, 1046, 1099, 2092, 2198, 3661, 4396, 4867, 7322, 9734, 14644, 16213, 19468, 32426, 34069, 64852, 68138, 82111, 113491, 136276, 164222, 226982, 328444, 453964, 574777, 1149554, 2299108, 2545441, 5090882, 10181764, 17818087, 35636174, 71272348]

約数ペア:

[(1, 71272348), (2, 35636174), (4, 17818087), (7, 10181764), (14, 5090882), (28, 2545441), (31, 2299108), (62, 1149554), (124, 574777), (157, 453964), (217, 328444), (314, 226982), (434, 164222), (523, 136276), (628, 113491), (868, 82111), (1046, 68138), (1099, 64852), (2092, 34069), (2198, 32426), (3661, 19468), (4396, 16213), (4867, 14644), (7322, 9734)]