423987434

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 720679680

約数和(自身を除く): 296692246

約数列:

[1, 2, 13, 26, 31, 62, 71, 142, 239, 403, 478, 806, 923, 961, 1846, 1922, 2201, 3107, 4402, 6214, 7409, 12493, 14818, 16969, 24986, 28613, 33938, 57226, 68231, 96317, 136462, 192634, 220597, 229679, 441194, 459358, 526039, 887003, 1052078, 1774006, 2985827, 5971654, 6838507, 13677014, 16307209, 32614418, 211993717, 423987434]

約数ペア:

[(1, 423987434), (2, 211993717), (13, 32614418), (26, 16307209), (31, 13677014), (62, 6838507), (71, 5971654), (142, 2985827), (239, 1774006), (403, 1052078), (478, 887003), (806, 526039), (923, 459358), (961, 441194), (1846, 229679), (1922, 220597), (2201, 192634), (3107, 136462), (4402, 96317), (6214, 68231), (7409, 57226), (12493, 33938), (14818, 28613), (16969, 24986)]