42783818

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 85598208

約数和(自身を除く): 42814390

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 47, 77, 94, 154, 161, 253, 257, 322, 329, 506, 514, 517, 658, 1034, 1081, 1771, 1799, 2162, 2827, 3542, 3598, 3619, 5654, 5911, 7238, 7567, 11822, 11891, 12079, 15134, 19789, 23782, 24158, 39578, 41377, 65021, 82754, 83237, 84553, 130042, 132869, 166474, 169106, 265738, 277817, 455147, 555634, 910294, 930083, 1860166, 1944719, 3055987, 3889438, 6111974, 21391909, 42783818]

約数ペア:

[(1, 42783818), (2, 21391909), (7, 6111974), (11, 3889438), (14, 3055987), (22, 1944719), (23, 1860166), (46, 930083), (47, 910294), (77, 555634), (94, 455147), (154, 277817), (161, 265738), (253, 169106), (257, 166474), (322, 132869), (329, 130042), (506, 84553), (514, 83237), (517, 82754), (658, 65021), (1034, 41377), (1081, 39578), (1771, 24158), (1799, 23782), (2162, 19789), (2827, 15134), (3542, 12079), (3598, 11891), (3619, 11822), (5654, 7567), (5911, 7238)]