201721018352

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{251653}}^1$

素因数の和:252106

約数の個数: 80

約数和(自身を含む): 474067818432

約数和(自身を除く): 272346800080

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 421, 476, 842, 952, 1684, 1904, 2947, 3368, 5894, 6736, 7157, 11788, 14314, 23576, 28628, 47152, 50099, 57256, 100198, 114512, 200396, 251653, 400792, 503306, 801584, 1006612, 1761571, 2013224, 3523142, 4026448, 4278101, 7046284, 8556202, 14092568, 17112404, 28185136, 29946707, 34224808, 59893414, 68449616, 105945913, 119786828, 211891826, 239573656, 423783652, 479147312, 741621391, 847567304, 1483242782, 1695134608, 1801080521, 2966485564, 3602161042, 5932971128, 7204322084, 11865942256, 12607563647, 14408644168, 25215127294, 28817288336, 50430254588, 100860509176, 201721018352]

約数ペア:

[(1, 201721018352), (2, 100860509176), (4, 50430254588), (7, 28817288336), (8, 25215127294), (14, 14408644168), (16, 12607563647), (17, 11865942256), (28, 7204322084), (34, 5932971128), (56, 3602161042), (68, 2966485564), (112, 1801080521), (119, 1695134608), (136, 1483242782), (238, 847567304), (272, 741621391), (421, 479147312), (476, 423783652), (842, 239573656), (952, 211891826), (1684, 119786828), (1904, 105945913), (2947, 68449616), (3368, 59893414), (5894, 34224808), (6736, 29946707), (7157, 28185136), (11788, 17112404), (14314, 14092568), (23576, 8556202), (28628, 7046284), (47152, 4278101), (50099, 4026448), (57256, 3523142), (100198, 2013224), (114512, 1761571), (200396, 1006612), (251653, 801584), (400792, 503306)]