161609868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{27883}}^1$

素因数の和:27923

約数の個数: 72

約数和(自身を含む): 487189248

約数和(自身を除く): 325579380

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 5796, 27883, 55766, 83649, 111532, 167298, 195181, 250947, 334596, 390362, 501894, 585543, 641309, 780724, 1003788, 1171086, 1282618, 1756629, 1923927, 2342172, 2565236, 3513258, 3847854, 4489163, 5771781, 7026516, 7695708, 8978326, 11543562, 13467489, 17956652, 23087124, 26934978, 40402467, 53869956, 80804934, 161609868]

約数ペア:

[(1, 161609868), (2, 80804934), (3, 53869956), (4, 40402467), (6, 26934978), (7, 23087124), (9, 17956652), (12, 13467489), (14, 11543562), (18, 8978326), (21, 7695708), (23, 7026516), (28, 5771781), (36, 4489163), (42, 3847854), (46, 3513258), (63, 2565236), (69, 2342172), (84, 1923927), (92, 1756629), (126, 1282618), (138, 1171086), (161, 1003788), (207, 780724), (252, 641309), (276, 585543), (322, 501894), (414, 390362), (483, 334596), (644, 250947), (828, 195181), (966, 167298), (1449, 111532), (1932, 83649), (2898, 55766), (5796, 27883)]