123798892

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1$

素因数の和:495

約数の個数: 72

約数和(自身を含む): 265516944

約数和(自身を除く): 141718052

約数列:

[1, 2, 4, 7, 14, 28, 37, 43, 49, 74, 86, 98, 148, 172, 196, 259, 301, 397, 518, 602, 794, 1036, 1204, 1588, 1591, 1813, 2107, 2779, 3182, 3626, 4214, 5558, 6364, 7252, 8428, 11116, 11137, 14689, 17071, 19453, 22274, 29378, 34142, 38906, 44548, 58756, 68284, 77812, 77959, 102823, 119497, 155918, 205646, 238994, 311836, 411292, 477988, 631627, 719761, 836479, 1263254, 1439522, 1672958, 2526508, 2879044, 3345916, 4421389, 8842778, 17685556, 30949723, 61899446, 123798892]

約数ペア:

[(1, 123798892), (2, 61899446), (4, 30949723), (7, 17685556), (14, 8842778), (28, 4421389), (37, 3345916), (43, 2879044), (49, 2526508), (74, 1672958), (86, 1439522), (98, 1263254), (148, 836479), (172, 719761), (196, 631627), (259, 477988), (301, 411292), (397, 311836), (518, 238994), (602, 205646), (794, 155918), (1036, 119497), (1204, 102823), (1588, 77959), (1591, 77812), (1813, 68284), (2107, 58756), (2779, 44548), (3182, 38906), (3626, 34142), (4214, 29378), (5558, 22274), (6364, 19453), (7252, 17071), (8428, 14689), (11116, 11137)]