71333948

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{431}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 149796864

約数和(自身を除く): 78462916

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 257, 322, 431, 514, 644, 862, 1028, 1724, 1799, 3017, 3598, 5911, 6034, 7196, 9913, 11822, 12068, 19826, 23644, 39652, 41377, 69391, 82754, 110767, 138782, 165508, 221534, 277564, 443068, 775369, 1550738, 2547641, 3101476, 5095282, 10190564, 17833487, 35666974, 71333948]

約数ペア:

[(1, 71333948), (2, 35666974), (4, 17833487), (7, 10190564), (14, 5095282), (23, 3101476), (28, 2547641), (46, 1550738), (92, 775369), (161, 443068), (257, 277564), (322, 221534), (431, 165508), (514, 138782), (644, 110767), (862, 82754), (1028, 69391), (1724, 41377), (1799, 39652), (3017, 23644), (3598, 19826), (5911, 12068), (6034, 11822), (7196, 9913)]