678359864

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{2539}}^1$

素因数の和:2932

約数の個数: 64

約数和(自身を含む): 1570329600

約数和(自身を除く): 891969736

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 367, 728, 734, 1468, 2539, 2569, 2936, 4771, 5078, 5138, 9542, 10156, 10276, 17773, 19084, 20312, 20552, 33007, 33397, 35546, 38168, 66014, 66794, 71092, 132028, 133588, 142184, 231049, 264056, 267176, 462098, 924196, 931813, 1848392, 1863626, 3727252, 6522691, 7454504, 12113569, 13045382, 24227138, 26090764, 48454276, 52181528, 84794983, 96908552, 169589966, 339179932, 678359864]

約数ペア:

[(1, 678359864), (2, 339179932), (4, 169589966), (7, 96908552), (8, 84794983), (13, 52181528), (14, 48454276), (26, 26090764), (28, 24227138), (52, 13045382), (56, 12113569), (91, 7454504), (104, 6522691), (182, 3727252), (364, 1863626), (367, 1848392), (728, 931813), (734, 924196), (1468, 462098), (2539, 267176), (2569, 264056), (2936, 231049), (4771, 142184), (5078, 133588), (5138, 132028), (9542, 71092), (10156, 66794), (10276, 66014), (17773, 38168), (19084, 35546), (20312, 33397), (20552, 33007)]