398396502

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{1053959}}^1$

素因数の和:1053977

約数の個数: 32

約数和(自身を含む): 1011801600

約数和(自身を除く): 613405098

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 1053959, 2107918, 3161877, 6323754, 7377713, 9485631, 14755426, 18971262, 22133139, 28456893, 44266278, 56913786, 66399417, 132798834, 199198251, 398396502]

約数ペア:

[(1, 398396502), (2, 199198251), (3, 132798834), (6, 66399417), (7, 56913786), (9, 44266278), (14, 28456893), (18, 22133139), (21, 18971262), (27, 14755426), (42, 9485631), (54, 7377713), (63, 6323754), (126, 3161877), (189, 2107918), (378, 1053959)]