197270271

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 318558240

約数和(自身を除く): 121287969

約数列:

[1, 3, 9, 11, 33, 99, 101, 109, 181, 303, 327, 543, 909, 981, 1111, 1199, 1629, 1991, 3333, 3597, 5973, 9999, 10791, 11009, 17919, 18281, 19729, 33027, 54843, 59187, 99081, 121099, 164529, 177561, 201091, 217019, 363297, 603273, 651057, 1089891, 1809819, 1953171, 1992629, 5977887, 17933661, 21918919, 65756757, 197270271]

約数ペア:

[(1, 197270271), (3, 65756757), (9, 21918919), (11, 17933661), (33, 5977887), (99, 1992629), (101, 1953171), (109, 1809819), (181, 1089891), (303, 651057), (327, 603273), (543, 363297), (909, 217019), (981, 201091), (1111, 177561), (1199, 164529), (1629, 121099), (1991, 99081), (3333, 59187), (3597, 54843), (5973, 33027), (9999, 19729), (10791, 18281), (11009, 17919)]