21647578755

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{751}}^1\times {\mathrm{1801}}^1$

素因数の和:2668

約数の個数: 64

約数和(自身を含む): 38246455296

約数和(自身を除く): 16598876541

約数列:

[1, 3, 5, 11, 15, 33, 55, 97, 165, 291, 485, 751, 1067, 1455, 1801, 2253, 3201, 3755, 5335, 5403, 8261, 9005, 11265, 16005, 19811, 24783, 27015, 41305, 59433, 72847, 99055, 123915, 174697, 218541, 297165, 364235, 524091, 801317, 873485, 1092705, 1352551, 1921667, 2403951, 2620455, 4006585, 4057653, 5765001, 6762755, 9608335, 12019755, 14878061, 20288265, 28825005, 44634183, 74390305, 131197447, 223170915, 393592341, 655987235, 1443171917, 1967961705, 4329515751, 7215859585, 21647578755]

約数ペア:

[(1, 21647578755), (3, 7215859585), (5, 4329515751), (11, 1967961705), (15, 1443171917), (33, 655987235), (55, 393592341), (97, 223170915), (165, 131197447), (291, 74390305), (485, 44634183), (751, 28825005), (1067, 20288265), (1455, 14878061), (1801, 12019755), (2253, 9608335), (3201, 6762755), (3755, 5765001), (5335, 4057653), (5403, 4006585), (8261, 2620455), (9005, 2403951), (11265, 1921667), (16005, 1352551), (19811, 1092705), (24783, 873485), (27015, 801317), (41305, 524091), (59433, 364235), (72847, 297165), (99055, 218541), (123915, 174697)]