51136218

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{135281}}^1$

素因数の和:135299

約数の個数: 32

約数和(自身を含む): 129870720

約数和(自身を除く): 78734502

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 135281, 270562, 405843, 811686, 946967, 1217529, 1893934, 2435058, 2840901, 3652587, 5681802, 7305174, 8522703, 17045406, 25568109, 51136218]

約数ペア:

[(1, 51136218), (2, 25568109), (3, 17045406), (6, 8522703), (7, 7305174), (9, 5681802), (14, 3652587), (18, 2840901), (21, 2435058), (27, 1893934), (42, 1217529), (54, 946967), (63, 811686), (126, 405843), (189, 270562), (378, 135281)]