201563145

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:731

約数の個数: 96

約数和(自身を含む): 426995712

約数和(自身を除く): 225432567

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 43, 45, 63, 69, 105, 115, 129, 161, 207, 215, 301, 315, 345, 387, 483, 645, 647, 805, 903, 989, 1035, 1449, 1505, 1935, 1941, 2415, 2709, 2967, 3235, 4515, 4529, 4945, 5823, 6923, 7245, 8901, 9705, 13545, 13587, 14835, 14881, 20769, 22645, 27821, 29115, 34615, 40761, 44505, 44643, 62307, 67935, 74405, 83463, 103845, 104167, 133929, 139105, 194747, 203805, 223215, 250389, 311535, 312501, 417315, 520835, 584241, 639883, 669645, 937503, 973735, 1251945, 1562505, 1752723, 1919649, 2921205, 3199415, 4479181, 4687515, 5758947, 8763615, 9598245, 13437543, 22395905, 28794735, 40312629, 67187715, 201563145]

約数ペア:

[(1, 201563145), (3, 67187715), (5, 40312629), (7, 28794735), (9, 22395905), (15, 13437543), (21, 9598245), (23, 8763615), (35, 5758947), (43, 4687515), (45, 4479181), (63, 3199415), (69, 2921205), (105, 1919649), (115, 1752723), (129, 1562505), (161, 1251945), (207, 973735), (215, 937503), (301, 669645), (315, 639883), (345, 584241), (387, 520835), (483, 417315), (645, 312501), (647, 311535), (805, 250389), (903, 223215), (989, 203805), (1035, 194747), (1449, 139105), (1505, 133929), (1935, 104167), (1941, 103845), (2415, 83463), (2709, 74405), (2967, 67935), (3235, 62307), (4515, 44643), (4529, 44505), (4945, 40761), (5823, 34615), (6923, 29115), (7245, 27821), (8901, 22645), (9705, 20769), (13545, 14881), (13587, 14835)]