784851885

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{2819}}^1$

素因数の和:3122

約数の個数: 48

約数和(自身を含む): 1425340800

約数和(自身を除く): 640488915

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 269, 345, 807, 1035, 1345, 2421, 2819, 4035, 6187, 8457, 12105, 14095, 18561, 25371, 30935, 42285, 55683, 64837, 92805, 126855, 194511, 278415, 324185, 583533, 758311, 972555, 2274933, 2917665, 3791555, 6824799, 11374665, 17441153, 34123995, 52323459, 87205765, 156970377, 261617295, 784851885]

約数ペア:

[(1, 784851885), (3, 261617295), (5, 156970377), (9, 87205765), (15, 52323459), (23, 34123995), (45, 17441153), (69, 11374665), (115, 6824799), (207, 3791555), (269, 2917665), (345, 2274933), (807, 972555), (1035, 758311), (1345, 583533), (2421, 324185), (2819, 278415), (4035, 194511), (6187, 126855), (8457, 92805), (12105, 64837), (14095, 55683), (18561, 42285), (25371, 30935)]