1986201

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:163

約数の個数: 40

約数和(自身を含む): 3531264

約数和(自身を除く): 1545063

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 113, 189, 217, 279, 339, 567, 651, 791, 837, 1017, 1953, 2373, 2511, 3051, 3503, 5859, 7119, 9153, 10509, 17577, 21357, 24521, 31527, 64071, 73563, 94581, 220689, 283743, 662067, 1986201]

約数ペア:

[(1, 1986201), (3, 662067), (7, 283743), (9, 220689), (21, 94581), (27, 73563), (31, 64071), (63, 31527), (81, 24521), (93, 21357), (113, 17577), (189, 10509), (217, 9153), (279, 7119), (339, 5859), (567, 3503), (651, 3051), (791, 2511), (837, 2373), (1017, 1953)]