209921096

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:667

約数の個数: 96

約数和(自身を含む): 506023200

約数和(自身を除く): 296102104

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 89, 98, 154, 178, 196, 308, 356, 392, 539, 547, 616, 623, 712, 979, 1078, 1094, 1246, 1958, 2156, 2188, 2492, 3829, 3916, 4312, 4361, 4376, 4984, 6017, 6853, 7658, 7832, 8722, 12034, 13706, 15316, 17444, 24068, 26803, 27412, 30632, 34888, 42119, 47971, 48136, 48683, 53606, 54824, 84238, 95942, 97366, 107212, 168476, 191884, 194732, 214424, 294833, 336952, 340781, 383768, 389464, 535513, 589666, 681562, 1071026, 1179332, 1363124, 2142052, 2358664, 2385467, 2726248, 3748591, 4284104, 4770934, 7497182, 9541868, 14994364, 19083736, 26240137, 29988728, 52480274, 104960548, 209921096]

約数ペア:

[(1, 209921096), (2, 104960548), (4, 52480274), (7, 29988728), (8, 26240137), (11, 19083736), (14, 14994364), (22, 9541868), (28, 7497182), (44, 4770934), (49, 4284104), (56, 3748591), (77, 2726248), (88, 2385467), (89, 2358664), (98, 2142052), (154, 1363124), (178, 1179332), (196, 1071026), (308, 681562), (356, 589666), (392, 535513), (539, 389464), (547, 383768), (616, 340781), (623, 336952), (712, 294833), (979, 214424), (1078, 194732), (1094, 191884), (1246, 168476), (1958, 107212), (2156, 97366), (2188, 95942), (2492, 84238), (3829, 54824), (3916, 53606), (4312, 48683), (4361, 48136), (4376, 47971), (4984, 42119), (6017, 34888), (6853, 30632), (7658, 27412), (7832, 26803), (8722, 24068), (12034, 17444), (13706, 15316)]