205023546

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17881}}^1$

素因数の和:17916

約数の個数: 72

約数和(自身を含む): 556523604

約数和(自身を除く): 351500058

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1638, 1911, 3822, 5733, 11466, 17881, 35762, 53643, 107286, 125167, 160929, 232453, 250334, 321858, 375501, 464906, 697359, 751002, 876169, 1126503, 1394718, 1627171, 1752338, 2092077, 2253006, 2628507, 3254342, 4184154, 4881513, 5257014, 7885521, 9763026, 11390197, 14644539, 15771042, 22780394, 29289078, 34170591, 68341182, 102511773, 205023546]

約数ペア:

[(1, 205023546), (2, 102511773), (3, 68341182), (6, 34170591), (7, 29289078), (9, 22780394), (13, 15771042), (14, 14644539), (18, 11390197), (21, 9763026), (26, 7885521), (39, 5257014), (42, 4881513), (49, 4184154), (63, 3254342), (78, 2628507), (91, 2253006), (98, 2092077), (117, 1752338), (126, 1627171), (147, 1394718), (182, 1126503), (234, 876169), (273, 751002), (294, 697359), (441, 464906), (546, 375501), (637, 321858), (819, 250334), (882, 232453), (1274, 160929), (1638, 125167), (1911, 107286), (3822, 53643), (5733, 35762), (11466, 17881)]