139126988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{34747}}^1$

素因数の和:34782

約数の個数: 48

約数和(自身を含む): 326909184

約数和(自身を除く): 187782196

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 34747, 69494, 138988, 243229, 382217, 451711, 486458, 764434, 903422, 972916, 1528868, 1806844, 2675519, 3161977, 4968821, 5351038, 6323954, 9937642, 10702076, 12647908, 19875284, 34781747, 69563494, 139126988]

約数ペア:

[(1, 139126988), (2, 69563494), (4, 34781747), (7, 19875284), (11, 12647908), (13, 10702076), (14, 9937642), (22, 6323954), (26, 5351038), (28, 4968821), (44, 3161977), (52, 2675519), (77, 1806844), (91, 1528868), (143, 972916), (154, 903422), (182, 764434), (286, 486458), (308, 451711), (364, 382217), (572, 243229), (1001, 138988), (2002, 69494), (4004, 34747)]