1661688

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{157}}^1$

素因数の和:186

約数の個数: 96

約数和(自身を含む): 5403600

約数和(自身を除く): 3741912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 157, 168, 189, 196, 216, 252, 294, 314, 378, 392, 441, 471, 504, 588, 628, 756, 882, 942, 1099, 1176, 1256, 1323, 1413, 1512, 1764, 1884, 2198, 2646, 2826, 3297, 3528, 3768, 4239, 4396, 5292, 5652, 6594, 7693, 8478, 8792, 9891, 10584, 11304, 13188, 15386, 16956, 19782, 23079, 26376, 29673, 30772, 33912, 39564, 46158, 59346, 61544, 69237, 79128, 92316, 118692, 138474, 184632, 207711, 237384, 276948, 415422, 553896, 830844, 1661688]

約数ペア:

[(1, 1661688), (2, 830844), (3, 553896), (4, 415422), (6, 276948), (7, 237384), (8, 207711), (9, 184632), (12, 138474), (14, 118692), (18, 92316), (21, 79128), (24, 69237), (27, 61544), (28, 59346), (36, 46158), (42, 39564), (49, 33912), (54, 30772), (56, 29673), (63, 26376), (72, 23079), (84, 19782), (98, 16956), (108, 15386), (126, 13188), (147, 11304), (157, 10584), (168, 9891), (189, 8792), (196, 8478), (216, 7693), (252, 6594), (294, 5652), (314, 5292), (378, 4396), (392, 4239), (441, 3768), (471, 3528), (504, 3297), (588, 2826), (628, 2646), (756, 2198), (882, 1884), (942, 1764), (1099, 1512), (1176, 1413), (1256, 1323)]