28165732

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{877}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 59788288

約数和(自身を除く): 31622556

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 62, 74, 124, 148, 217, 259, 434, 518, 868, 877, 1036, 1147, 1754, 2294, 3508, 4588, 6139, 8029, 12278, 16058, 24556, 27187, 32116, 32449, 54374, 64898, 108748, 129796, 190309, 227143, 380618, 454286, 761236, 908572, 1005919, 2011838, 4023676, 7041433, 14082866, 28165732]

約数ペア:

[(1, 28165732), (2, 14082866), (4, 7041433), (7, 4023676), (14, 2011838), (28, 1005919), (31, 908572), (37, 761236), (62, 454286), (74, 380618), (124, 227143), (148, 190309), (217, 129796), (259, 108748), (434, 64898), (518, 54374), (868, 32449), (877, 32116), (1036, 27187), (1147, 24556), (1754, 16058), (2294, 12278), (3508, 8029), (4588, 6139)]