28113393

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7159}}^1$

素因数の和:7197

約数の個数: 32

約数和(自身を含む): 49489920

約数和(自身を除く): 21376527

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 7159, 21477, 50113, 78749, 121703, 150339, 236247, 365109, 551243, 851921, 1338733, 1653729, 2555763, 4016199, 9371131, 28113393]

約数ペア:

[(1, 28113393), (3, 9371131), (7, 4016199), (11, 2555763), (17, 1653729), (21, 1338733), (33, 851921), (51, 551243), (77, 365109), (119, 236247), (187, 150339), (231, 121703), (357, 78749), (561, 50113), (1309, 21477), (3927, 7159)]