438892785

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 807468480

約数和(自身を除く): 368575695

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 103, 115, 179, 207, 309, 345, 515, 529, 537, 895, 927, 1035, 1545, 1587, 1611, 2369, 2645, 2685, 4117, 4635, 4761, 7107, 7935, 8055, 11845, 12351, 18437, 20585, 21321, 23805, 35535, 37053, 54487, 55311, 61755, 92185, 94691, 106605, 163461, 165933, 185265, 272435, 276555, 284073, 424051, 473455, 490383, 817305, 829665, 852219, 1272153, 1420365, 2120255, 2451915, 3816459, 4261095, 6360765, 9753173, 19082295, 29259519, 48765865, 87778557, 146297595, 438892785]

約数ペア:

[(1, 438892785), (3, 146297595), (5, 87778557), (9, 48765865), (15, 29259519), (23, 19082295), (45, 9753173), (69, 6360765), (103, 4261095), (115, 3816459), (179, 2451915), (207, 2120255), (309, 1420365), (345, 1272153), (515, 852219), (529, 829665), (537, 817305), (895, 490383), (927, 473455), (1035, 424051), (1545, 284073), (1587, 276555), (1611, 272435), (2369, 185265), (2645, 165933), (2685, 163461), (4117, 106605), (4635, 94691), (4761, 92185), (7107, 61755), (7935, 55311), (8055, 54487), (11845, 37053), (12351, 35535), (18437, 23805), (20585, 21321)]