259721286

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2081}}^1$

素因数の和:2189

約数の個数: 64

約数和(自身を含む): 594819072

約数和(自身を除く): 335097786

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 61, 62, 66, 93, 122, 183, 186, 341, 366, 671, 682, 1023, 1342, 1891, 2013, 2046, 2081, 3782, 4026, 4162, 5673, 6243, 11346, 12486, 20801, 22891, 41602, 45782, 62403, 64511, 68673, 124806, 126941, 129022, 137346, 193533, 253882, 380823, 387066, 709621, 761646, 1396351, 1419242, 2128863, 2792702, 3935171, 4189053, 4257726, 7870342, 8378106, 11805513, 23611026, 43286881, 86573762, 129860643, 259721286]

約数ペア:

[(1, 259721286), (2, 129860643), (3, 86573762), (6, 43286881), (11, 23611026), (22, 11805513), (31, 8378106), (33, 7870342), (61, 4257726), (62, 4189053), (66, 3935171), (93, 2792702), (122, 2128863), (183, 1419242), (186, 1396351), (341, 761646), (366, 709621), (671, 387066), (682, 380823), (1023, 253882), (1342, 193533), (1891, 137346), (2013, 129022), (2046, 126941), (2081, 124806), (3782, 68673), (4026, 64511), (4162, 62403), (5673, 45782), (6243, 41602), (11346, 22891), (12486, 20801)]