636701985

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^2\times {\mathrm{73}}^1$

素因数の和:216

約数の個数: 96

約数和(自身を含む): 1220325120

約数和(自身を除く): 583623135

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 53, 69, 73, 115, 135, 159, 207, 219, 265, 345, 365, 477, 621, 657, 795, 1035, 1095, 1219, 1431, 1679, 1971, 2385, 2809, 3105, 3285, 3657, 3869, 5037, 6095, 7155, 8395, 8427, 9855, 10971, 11607, 14045, 15111, 18285, 19345, 25185, 25281, 32913, 34821, 42135, 45333, 54855, 58035, 64607, 75555, 75843, 88987, 104463, 126405, 164565, 174105, 193821, 205057, 226665, 266961, 323035, 379215, 444935, 522315, 581463, 615171, 800883, 969105, 1025285, 1334805, 1744389, 1845513, 2402649, 2907315, 3075855, 4004415, 4716311, 5536539, 8721945, 9227565, 12013245, 14148933, 23581555, 27682695, 42446799, 70744665, 127340397, 212233995, 636701985]

約数ペア:

[(1, 636701985), (3, 212233995), (5, 127340397), (9, 70744665), (15, 42446799), (23, 27682695), (27, 23581555), (45, 14148933), (53, 12013245), (69, 9227565), (73, 8721945), (115, 5536539), (135, 4716311), (159, 4004415), (207, 3075855), (219, 2907315), (265, 2402649), (345, 1845513), (365, 1744389), (477, 1334805), (621, 1025285), (657, 969105), (795, 800883), (1035, 615171), (1095, 581463), (1219, 522315), (1431, 444935), (1679, 379215), (1971, 323035), (2385, 266961), (2809, 226665), (3105, 205057), (3285, 193821), (3657, 174105), (3869, 164565), (5037, 126405), (6095, 104463), (7155, 88987), (8395, 75843), (8427, 75555), (9855, 64607), (10971, 58035), (11607, 54855), (14045, 45333), (15111, 42135), (18285, 34821), (19345, 32913), (25185, 25281)]