251095806

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:650

約数の個数: 72

約数和(自身を含む): 593512920

約数和(自身を除く): 342417114

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 169, 197, 234, 338, 394, 419, 507, 591, 838, 1014, 1182, 1257, 1521, 1773, 2514, 2561, 3042, 3546, 3771, 5122, 5447, 7542, 7683, 10894, 15366, 16341, 23049, 32682, 33293, 46098, 49023, 66586, 70811, 82543, 98046, 99879, 141622, 165086, 199758, 212433, 247629, 299637, 424866, 495258, 599274, 637299, 742887, 1073059, 1274598, 1485774, 2146118, 3219177, 6438354, 9657531, 13949767, 19315062, 27899534, 41849301, 83698602, 125547903, 251095806]

約数ペア:

[(1, 251095806), (2, 125547903), (3, 83698602), (6, 41849301), (9, 27899534), (13, 19315062), (18, 13949767), (26, 9657531), (39, 6438354), (78, 3219177), (117, 2146118), (169, 1485774), (197, 1274598), (234, 1073059), (338, 742887), (394, 637299), (419, 599274), (507, 495258), (591, 424866), (838, 299637), (1014, 247629), (1182, 212433), (1257, 199758), (1521, 165086), (1773, 141622), (2514, 99879), (2561, 98046), (3042, 82543), (3546, 70811), (3771, 66586), (5122, 49023), (5447, 46098), (7542, 33293), (7683, 32682), (10894, 23049), (15366, 16341)]