289731858

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{16657}}^1$

素因数の和:16898

約数の個数: 32

約数和(自身を含む): 626873856

約数和(自身を除く): 337141998

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 223, 446, 669, 1338, 2899, 5798, 8697, 16657, 17394, 33314, 49971, 99942, 216541, 433082, 649623, 1299246, 3714511, 7429022, 11143533, 22287066, 48288643, 96577286, 144865929, 289731858]

約数ペア:

[(1, 289731858), (2, 144865929), (3, 96577286), (6, 48288643), (13, 22287066), (26, 11143533), (39, 7429022), (78, 3714511), (223, 1299246), (446, 649623), (669, 433082), (1338, 216541), (2899, 99942), (5798, 49971), (8697, 33314), (16657, 17394)]