287485428

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1260901}}^1$

素因数の和:1260927

約数の個数: 24

約数和(自身を含む): 706105120

約数和(自身を除く): 418619692

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 1260901, 2521802, 3782703, 5043604, 7565406, 15130812, 23957119, 47914238, 71871357, 95828476, 143742714, 287485428]

約数ペア:

[(1, 287485428), (2, 143742714), (3, 95828476), (4, 71871357), (6, 47914238), (12, 23957119), (19, 15130812), (38, 7565406), (57, 5043604), (76, 3782703), (114, 2521802), (228, 1260901)]