393998424

素因数分解:

$2^3\times 3^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1\times {\mathrm{499}}^1$

素因数の和:872

約数の個数: 64

約数和(自身を含む): 997920000

約数和(自身を除く): 603921576

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 167, 197, 334, 394, 499, 501, 591, 668, 788, 998, 1002, 1182, 1336, 1497, 1576, 1996, 2004, 2364, 2994, 3992, 4008, 4728, 5988, 11976, 32899, 65798, 83333, 98303, 98697, 131596, 166666, 196606, 197394, 249999, 263192, 294909, 333332, 393212, 394788, 499998, 589818, 666664, 786424, 789576, 999996, 1179636, 1999992, 2359272, 16416601, 32833202, 49249803, 65666404, 98499606, 131332808, 196999212, 393998424]

約数ペア:

[(1, 393998424), (2, 196999212), (3, 131332808), (4, 98499606), (6, 65666404), (8, 49249803), (12, 32833202), (24, 16416601), (167, 2359272), (197, 1999992), (334, 1179636), (394, 999996), (499, 789576), (501, 786424), (591, 666664), (668, 589818), (788, 499998), (998, 394788), (1002, 393212), (1182, 333332), (1336, 294909), (1497, 263192), (1576, 249999), (1996, 197394), (2004, 196606), (2364, 166666), (2994, 131596), (3992, 98697), (4008, 98303), (4728, 83333), (5988, 65798), (11976, 32899)]