1634398563

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{883}}^1\times {\mathrm{4639}}^1$

素因数の和:5551

約数の個数: 32

約数和(自身を含む): 2625126400

約数和(自身を除く): 990727837

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 883, 2649, 4639, 6181, 13917, 16777, 18543, 32473, 50331, 88141, 97419, 117439, 264423, 352317, 616987, 1850961, 4096237, 12288711, 28673659, 77828503, 86020977, 233485509, 544799521, 1634398563]

約数ペア:

[(1, 1634398563), (3, 544799521), (7, 233485509), (19, 86020977), (21, 77828503), (57, 28673659), (133, 12288711), (399, 4096237), (883, 1850961), (2649, 616987), (4639, 352317), (6181, 264423), (13917, 117439), (16777, 97419), (18543, 88141), (32473, 50331)]