201538995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4909}}^1$

素因数の和:4964

約数の個数: 64

約数和(自身を含む): 407255040

約数和(自身を除く): 205716045

約数列:

[1, 3, 5, 7, 15, 17, 21, 23, 35, 51, 69, 85, 105, 115, 119, 161, 255, 345, 357, 391, 483, 595, 805, 1173, 1785, 1955, 2415, 2737, 4909, 5865, 8211, 13685, 14727, 24545, 34363, 41055, 73635, 83453, 103089, 112907, 171815, 250359, 338721, 417265, 515445, 564535, 584171, 790349, 1251795, 1693605, 1752513, 1919419, 2371047, 2920855, 3951745, 5758257, 8762565, 9597095, 11855235, 13435933, 28791285, 40307799, 67179665, 201538995]

約数ペア:

[(1, 201538995), (3, 67179665), (5, 40307799), (7, 28791285), (15, 13435933), (17, 11855235), (21, 9597095), (23, 8762565), (35, 5758257), (51, 3951745), (69, 2920855), (85, 2371047), (105, 1919419), (115, 1752513), (119, 1693605), (161, 1251795), (255, 790349), (345, 584171), (357, 564535), (391, 515445), (483, 417265), (595, 338721), (805, 250359), (1173, 171815), (1785, 112907), (1955, 103089), (2415, 83453), (2737, 73635), (4909, 41055), (5865, 34363), (8211, 24545), (13685, 14727)]