64538616891

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2269}}^1\times {\mathrm{36607}}^1$

素因数の和:38923

約数の個数: 32

約数和(自身を含む): 101049794560

約数和(自身を除く): 36511177669

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 2269, 6807, 15883, 36607, 47649, 83953, 109821, 251859, 256249, 587671, 768747, 1354459, 1763013, 4063377, 9481213, 28443639, 83061283, 249183849, 581428981, 1744286943, 3073267471, 9219802413, 21512872297, 64538616891]

約数ペア:

[(1, 64538616891), (3, 21512872297), (7, 9219802413), (21, 3073267471), (37, 1744286943), (111, 581428981), (259, 249183849), (777, 83061283), (2269, 28443639), (6807, 9481213), (15883, 4063377), (36607, 1763013), (47649, 1354459), (83953, 768747), (109821, 587671), (251859, 256249)]