7857542

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 15439248

約数和(自身を除く): 7581706

約数列:

[1, 2, 7, 11, 14, 22, 37, 49, 74, 77, 98, 154, 197, 259, 394, 407, 518, 539, 814, 1078, 1379, 1813, 2167, 2758, 2849, 3626, 4334, 5698, 7289, 9653, 14578, 15169, 19306, 19943, 30338, 39886, 51023, 80179, 102046, 106183, 160358, 212366, 357161, 561253, 714322, 1122506, 3928771, 7857542]

約数ペア:

[(1, 7857542), (2, 3928771), (7, 1122506), (11, 714322), (14, 561253), (22, 357161), (37, 212366), (49, 160358), (74, 106183), (77, 102046), (98, 80179), (154, 51023), (197, 39886), (259, 30338), (394, 19943), (407, 19306), (518, 15169), (539, 14578), (814, 9653), (1078, 7289), (1379, 5698), (1813, 4334), (2167, 3626), (2758, 2849)]