263975349

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{269}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 390044160

約数和(自身を除く): 126068811

約数列:

[1, 3, 11, 33, 131, 227, 269, 393, 681, 807, 1441, 2497, 2959, 4323, 7491, 8877, 29737, 35239, 61063, 89211, 105717, 183189, 327107, 387629, 671693, 981321, 1162887, 2015079, 7999253, 23997759, 87991783, 263975349]

約数ペア:

[(1, 263975349), (3, 87991783), (11, 23997759), (33, 7999253), (131, 2015079), (227, 1162887), (269, 981321), (393, 671693), (681, 387629), (807, 327107), (1441, 183189), (2497, 105717), (2959, 89211), (4323, 61063), (7491, 35239), (8877, 29737)]