51781346

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 85363200

約数和(自身を除く): 33581854

約数列:

[1, 2, 19, 31, 38, 62, 113, 226, 389, 589, 778, 1178, 2147, 3503, 4294, 7006, 7391, 12059, 14782, 24118, 43957, 66557, 87914, 133114, 229121, 458242, 835183, 1362667, 1670366, 2725334, 25890673, 51781346]

約数ペア:

[(1, 51781346), (2, 25890673), (19, 2725334), (31, 1670366), (38, 1362667), (62, 835183), (113, 458242), (226, 229121), (389, 133114), (589, 87914), (778, 66557), (1178, 43957), (2147, 24118), (3503, 14782), (4294, 12059), (7006, 7391)]