28001526

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{487}}^1$

素因数の和:573

約数の個数: 48

約数和(自身を含む): 65915136

約数和(自身を除く): 37913610

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 487, 518, 777, 974, 1369, 1461, 1554, 2738, 2922, 3409, 4107, 6818, 8214, 9583, 10227, 18019, 19166, 20454, 28749, 36038, 54057, 57498, 108114, 126133, 252266, 378399, 666703, 756798, 1333406, 2000109, 4000218, 4666921, 9333842, 14000763, 28001526]

約数ペア:

[(1, 28001526), (2, 14000763), (3, 9333842), (6, 4666921), (7, 4000218), (14, 2000109), (21, 1333406), (37, 756798), (42, 666703), (74, 378399), (111, 252266), (222, 126133), (259, 108114), (487, 57498), (518, 54057), (777, 36038), (974, 28749), (1369, 20454), (1461, 19166), (1554, 18019), (2738, 10227), (2922, 9583), (3409, 8214), (4107, 6818)]