12543501728

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{63541}}^1$

素因数の和:63781

約数の個数: 48

約数和(自身を含む): 25620134400

約数和(自身を除く): 13076632672

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 199, 248, 398, 496, 796, 992, 1592, 3184, 6169, 6368, 12338, 24676, 49352, 63541, 98704, 127082, 197408, 254164, 508328, 1016656, 1969771, 2033312, 3939542, 7879084, 12644659, 15758168, 25289318, 31516336, 50578636, 63032672, 101157272, 202314544, 391984429, 404629088, 783968858, 1567937716, 3135875432, 6271750864, 12543501728]

約数ペア:

[(1, 12543501728), (2, 6271750864), (4, 3135875432), (8, 1567937716), (16, 783968858), (31, 404629088), (32, 391984429), (62, 202314544), (124, 101157272), (199, 63032672), (248, 50578636), (398, 31516336), (496, 25289318), (796, 15758168), (992, 12644659), (1592, 7879084), (3184, 3939542), (6169, 2033312), (6368, 1969771), (12338, 1016656), (24676, 508328), (49352, 254164), (63541, 197408), (98704, 127082)]