161983701

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{883}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 273049920

約数和(自身を除く): 111066219

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 109, 153, 187, 327, 561, 883, 981, 1199, 1683, 1853, 2649, 3597, 5559, 7947, 9713, 10791, 15011, 16677, 20383, 29139, 45033, 61149, 87417, 96247, 135099, 165121, 183447, 288741, 495363, 866223, 1058717, 1486089, 1636199, 3176151, 4908597, 9528453, 14725791, 17998189, 53994567, 161983701]

約数ペア:

[(1, 161983701), (3, 53994567), (9, 17998189), (11, 14725791), (17, 9528453), (33, 4908597), (51, 3176151), (99, 1636199), (109, 1486089), (153, 1058717), (187, 866223), (327, 495363), (561, 288741), (883, 183447), (981, 165121), (1199, 135099), (1683, 96247), (1853, 87417), (2649, 61149), (3597, 45033), (5559, 29139), (7947, 20383), (9713, 16677), (10791, 15011)]