1020617805

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{433}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 1747888128

約数和(自身を除く): 727270323

約数列:

[1, 3, 5, 15, 31, 37, 93, 111, 137, 155, 185, 411, 433, 465, 555, 685, 1147, 1299, 2055, 2165, 3441, 4247, 5069, 5735, 6495, 12741, 13423, 15207, 16021, 17205, 21235, 25345, 40269, 48063, 59321, 63705, 67115, 76035, 80105, 157139, 177963, 201345, 240315, 296605, 471417, 496651, 785695, 889815, 1489953, 1838951, 2194877, 2357085, 2483255, 5516853, 6584631, 7449765, 9194755, 10974385, 27584265, 32923155, 68041187, 204123561, 340205935, 1020617805]

約数ペア:

[(1, 1020617805), (3, 340205935), (5, 204123561), (15, 68041187), (31, 32923155), (37, 27584265), (93, 10974385), (111, 9194755), (137, 7449765), (155, 6584631), (185, 5516853), (411, 2483255), (433, 2357085), (465, 2194877), (555, 1838951), (685, 1489953), (1147, 889815), (1299, 785695), (2055, 496651), (2165, 471417), (3441, 296605), (4247, 240315), (5069, 201345), (5735, 177963), (6495, 157139), (12741, 80105), (13423, 76035), (15207, 67115), (16021, 63705), (17205, 59321), (21235, 48063), (25345, 40269)]