490999712

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{128939}}^1$

素因数の和:128973

約数の個数: 48

約数和(自身を含む): 1169743680

約数和(自身を除く): 678743968

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 128939, 257878, 515756, 902573, 1031512, 1805146, 2063024, 2191963, 3610292, 4126048, 4383926, 7220584, 8767852, 14441168, 15343741, 17535704, 28882336, 30687482, 35071408, 61374964, 70142816, 122749928, 245499856, 490999712]

約数ペア:

[(1, 490999712), (2, 245499856), (4, 122749928), (7, 70142816), (8, 61374964), (14, 35071408), (16, 30687482), (17, 28882336), (28, 17535704), (32, 15343741), (34, 14441168), (56, 8767852), (68, 7220584), (112, 4383926), (119, 4126048), (136, 3610292), (224, 2191963), (238, 2063024), (272, 1805146), (476, 1031512), (544, 902573), (952, 515756), (1904, 257878), (3808, 128939)]