207721710

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{329717}}^1$

素因数の和:329737

約数の個数: 48

約数和(自身を含む): 617232096

約数和(自身を除く): 409510386

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 329717, 659434, 989151, 1648585, 1978302, 2308019, 2967453, 3297170, 4616038, 4945755, 5934906, 6924057, 9891510, 11540095, 13848114, 14837265, 20772171, 23080190, 29674530, 34620285, 41544342, 69240570, 103860855, 207721710]

約数ペア:

[(1, 207721710), (2, 103860855), (3, 69240570), (5, 41544342), (6, 34620285), (7, 29674530), (9, 23080190), (10, 20772171), (14, 14837265), (15, 13848114), (18, 11540095), (21, 9891510), (30, 6924057), (35, 5934906), (42, 4945755), (45, 4616038), (63, 3297170), (70, 2967453), (90, 2308019), (105, 1978302), (126, 1648585), (210, 989151), (315, 659434), (630, 329717)]