209988296

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1657}}^1$

素因数の和:1774

約数の個数: 64

約数和(自身を含む): 471137280

約数和(自身を除く): 261148984

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 73, 124, 146, 217, 248, 292, 434, 511, 584, 868, 1022, 1657, 1736, 2044, 2263, 3314, 4088, 4526, 6628, 9052, 11599, 13256, 15841, 18104, 23198, 31682, 46396, 51367, 63364, 92792, 102734, 120961, 126728, 205468, 241922, 359569, 410936, 483844, 719138, 846727, 967688, 1438276, 1693454, 2876552, 3386908, 3749791, 6773816, 7499582, 14999164, 26248537, 29998328, 52497074, 104994148, 209988296]

約数ペア:

[(1, 209988296), (2, 104994148), (4, 52497074), (7, 29998328), (8, 26248537), (14, 14999164), (28, 7499582), (31, 6773816), (56, 3749791), (62, 3386908), (73, 2876552), (124, 1693454), (146, 1438276), (217, 967688), (248, 846727), (292, 719138), (434, 483844), (511, 410936), (584, 359569), (868, 241922), (1022, 205468), (1657, 126728), (1736, 120961), (2044, 102734), (2263, 92792), (3314, 63364), (4088, 51367), (4526, 46396), (6628, 31682), (9052, 23198), (11599, 18104), (13256, 15841)]