397321806

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{11579}}^1$

素因数の和:11653

約数の個数: 64

約数和(自身を含む): 978278400

約数和(自身を除く): 580956594

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 43, 57, 86, 114, 129, 133, 258, 266, 301, 399, 602, 798, 817, 903, 1634, 1806, 2451, 4902, 5719, 11438, 11579, 17157, 23158, 34314, 34737, 69474, 81053, 162106, 220001, 243159, 440002, 486318, 497897, 660003, 995794, 1320006, 1493691, 1540007, 2987382, 3080014, 3485279, 4620021, 6970558, 9240042, 9460043, 10455837, 18920086, 20911674, 28380129, 56760258, 66220301, 132440602, 198660903, 397321806]

約数ペア:

[(1, 397321806), (2, 198660903), (3, 132440602), (6, 66220301), (7, 56760258), (14, 28380129), (19, 20911674), (21, 18920086), (38, 10455837), (42, 9460043), (43, 9240042), (57, 6970558), (86, 4620021), (114, 3485279), (129, 3080014), (133, 2987382), (258, 1540007), (266, 1493691), (301, 1320006), (399, 995794), (602, 660003), (798, 497897), (817, 486318), (903, 440002), (1634, 243159), (1806, 220001), (2451, 162106), (4902, 81053), (5719, 69474), (11438, 34737), (11579, 34314), (17157, 23158)]