1312681328

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{160553}}^1$

素因数の和:160641

約数の個数: 40

約数和(自身を含む): 2946487008

約数和(自身を除く): 1633805680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 292, 511, 584, 1022, 1168, 2044, 4088, 8176, 160553, 321106, 642212, 1123871, 1284424, 2247742, 2568848, 4495484, 8990968, 11720369, 17981936, 23440738, 46881476, 82042583, 93762952, 164085166, 187525904, 328170332, 656340664, 1312681328]

約数ペア:

[(1, 1312681328), (2, 656340664), (4, 328170332), (7, 187525904), (8, 164085166), (14, 93762952), (16, 82042583), (28, 46881476), (56, 23440738), (73, 17981936), (112, 11720369), (146, 8990968), (292, 4495484), (511, 2568848), (584, 2247742), (1022, 1284424), (1168, 1123871), (2044, 642212), (4088, 321106), (8176, 160553)]