138781818

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{157349}}^1$

素因数の和:157371

約数の個数: 36

約数和(自身を含む): 349789050

約数和(自身を除く): 211007232

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 157349, 314698, 472047, 944094, 1101443, 1416141, 2202886, 2832282, 3304329, 6608658, 7710101, 9912987, 15420202, 19825974, 23130303, 46260606, 69390909, 138781818]

約数ペア:

[(1, 138781818), (2, 69390909), (3, 46260606), (6, 23130303), (7, 19825974), (9, 15420202), (14, 9912987), (18, 7710101), (21, 6608658), (42, 3304329), (49, 2832282), (63, 2202886), (98, 1416141), (126, 1101443), (147, 944094), (294, 472047), (441, 314698), (882, 157349)]