81588654

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{215843}}^1$

素因数の和:215861

約数の個数: 32

約数和(自身を含む): 207210240

約数和(自身を除く): 125621586

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 215843, 431686, 647529, 1295058, 1510901, 1942587, 3021802, 3885174, 4532703, 5827761, 9065406, 11655522, 13598109, 27196218, 40794327, 81588654]

約数ペア:

[(1, 81588654), (2, 40794327), (3, 27196218), (6, 13598109), (7, 11655522), (9, 9065406), (14, 5827761), (18, 4532703), (21, 3885174), (27, 3021802), (42, 1942587), (54, 1510901), (63, 1295058), (126, 647529), (189, 431686), (378, 215843)]