1381569448

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{2377}}^1$

素因数の和:2594

約数の個数: 64

約数和(自身を含む): 3020250240

約数和(自身を除く): 1638680792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 107, 194, 214, 388, 428, 679, 749, 776, 856, 1358, 1498, 2377, 2716, 2996, 4754, 5432, 5992, 9508, 10379, 16639, 19016, 20758, 33278, 41516, 66556, 72653, 83032, 133112, 145306, 230569, 254339, 290612, 461138, 508678, 581224, 922276, 1017356, 1613983, 1780373, 1844552, 2034712, 3227966, 3560746, 6455932, 7121492, 12911864, 14242984, 24670883, 49341766, 98683532, 172696181, 197367064, 345392362, 690784724, 1381569448]

約数ペア:

[(1, 1381569448), (2, 690784724), (4, 345392362), (7, 197367064), (8, 172696181), (14, 98683532), (28, 49341766), (56, 24670883), (97, 14242984), (107, 12911864), (194, 7121492), (214, 6455932), (388, 3560746), (428, 3227966), (679, 2034712), (749, 1844552), (776, 1780373), (856, 1613983), (1358, 1017356), (1498, 922276), (2377, 581224), (2716, 508678), (2996, 461138), (4754, 290612), (5432, 254339), (5992, 230569), (9508, 145306), (10379, 133112), (16639, 83032), (19016, 72653), (20758, 66556), (33278, 41516)]