81471198

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{1409}}^1$

素因数の和:1856

約数の個数: 32

約数和(自身を含む): 170553600

約数和(自身を除く): 89082402

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 419, 838, 1257, 1409, 2514, 2818, 4227, 8454, 9637, 19274, 28911, 32407, 57822, 64814, 97221, 194442, 590371, 1180742, 1771113, 3542226, 13578533, 27157066, 40735599, 81471198]

約数ペア:

[(1, 81471198), (2, 40735599), (3, 27157066), (6, 13578533), (23, 3542226), (46, 1771113), (69, 1180742), (138, 590371), (419, 194442), (838, 97221), (1257, 64814), (1409, 57822), (2514, 32407), (2818, 28911), (4227, 19274), (8454, 9637)]