201800988

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{971}}^1$

素因数の和:1255

約数の個数: 72

約数和(自身を含む): 534957696

約数和(自身を除く): 333156708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 251, 276, 414, 502, 753, 828, 971, 1004, 1506, 1942, 2259, 2913, 3012, 3884, 4518, 5773, 5826, 8739, 9036, 11546, 11652, 17319, 17478, 22333, 23092, 34638, 34956, 44666, 51957, 66999, 69276, 89332, 103914, 133998, 200997, 207828, 243721, 267996, 401994, 487442, 731163, 803988, 974884, 1462326, 2193489, 2924652, 4386978, 5605583, 8773956, 11211166, 16816749, 22422332, 33633498, 50450247, 67266996, 100900494, 201800988]

約数ペア:

[(1, 201800988), (2, 100900494), (3, 67266996), (4, 50450247), (6, 33633498), (9, 22422332), (12, 16816749), (18, 11211166), (23, 8773956), (36, 5605583), (46, 4386978), (69, 2924652), (92, 2193489), (138, 1462326), (207, 974884), (251, 803988), (276, 731163), (414, 487442), (502, 401994), (753, 267996), (828, 243721), (971, 207828), (1004, 200997), (1506, 133998), (1942, 103914), (2259, 89332), (2913, 69276), (3012, 66999), (3884, 51957), (4518, 44666), (5773, 34956), (5826, 34638), (8739, 23092), (9036, 22333), (11546, 17478), (11652, 17319)]