53909289

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1553}}^1$

素因数の和:1614

約数の個数: 48

約数和(自身を含む): 96969600

約数和(自身を除く): 43060311

約数列:

[1, 3, 7, 9, 19, 21, 29, 57, 63, 87, 133, 171, 203, 261, 399, 551, 609, 1197, 1553, 1653, 1827, 3857, 4659, 4959, 10871, 11571, 13977, 29507, 32613, 34713, 45037, 88521, 97839, 135111, 206549, 265563, 315259, 405333, 619647, 855703, 945777, 1858941, 2567109, 2837331, 5989921, 7701327, 17969763, 53909289]

約数ペア:

[(1, 53909289), (3, 17969763), (7, 7701327), (9, 5989921), (19, 2837331), (21, 2567109), (29, 1858941), (57, 945777), (63, 855703), (87, 619647), (133, 405333), (171, 315259), (203, 265563), (261, 206549), (399, 135111), (551, 97839), (609, 88521), (1197, 45037), (1553, 34713), (1653, 32613), (1827, 29507), (3857, 13977), (4659, 11571), (4959, 10871)]