289320714

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{281989}}^1$

素因数の和:282019

約数の個数: 32

約数和(自身を含む): 676776000

約数和(自身を除く): 387455286

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 281989, 563978, 845967, 1691934, 2537901, 5075802, 5357791, 7613703, 10715582, 15227406, 16073373, 32146746, 48220119, 96440238, 144660357, 289320714]

約数ペア:

[(1, 289320714), (2, 144660357), (3, 96440238), (6, 48220119), (9, 32146746), (18, 16073373), (19, 15227406), (27, 10715582), (38, 7613703), (54, 5357791), (57, 5075802), (114, 2537901), (171, 1691934), (342, 845967), (513, 563978), (1026, 281989)]