161845641207

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1009}}^1\times {\mathrm{16487}}^1$

素因数の和:17572

約数の個数: 48

約数和(自身を含む): 249393530880

約数和(自身を除く): 87547889673

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1009, 1081, 3027, 3243, 9081, 9729, 16487, 23207, 47423, 49461, 69621, 142269, 148383, 208863, 379201, 426807, 774889, 1090729, 1137603, 2324667, 3272187, 3412809, 6974001, 9816561, 16635383, 17822447, 49906149, 53467341, 149718447, 160402023, 382613809, 781863001, 1147841427, 2345589003, 3443524281, 7036767009, 17982849023, 53948547069, 161845641207]

約数ペア:

[(1, 161845641207), (3, 53948547069), (9, 17982849023), (23, 7036767009), (47, 3443524281), (69, 2345589003), (141, 1147841427), (207, 781863001), (423, 382613809), (1009, 160402023), (1081, 149718447), (3027, 53467341), (3243, 49906149), (9081, 17822447), (9729, 16635383), (16487, 9816561), (23207, 6974001), (47423, 3412809), (49461, 3272187), (69621, 2324667), (142269, 1137603), (148383, 1090729), (208863, 774889), (379201, 426807)]