138865671

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4621}}^1$

素因数の和:4693

約数の個数: 40

約数和(自身を含む): 241601184

約数和(自身を除く): 102735513

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 371, 477, 567, 1113, 1431, 3339, 4293, 4621, 10017, 13863, 30051, 32347, 41589, 97041, 124767, 244913, 291123, 374301, 734739, 873369, 1714391, 2204217, 2620107, 5143173, 6612651, 15429519, 19837953, 46288557, 138865671]

約数ペア:

[(1, 138865671), (3, 46288557), (7, 19837953), (9, 15429519), (21, 6612651), (27, 5143173), (53, 2620107), (63, 2204217), (81, 1714391), (159, 873369), (189, 734739), (371, 374301), (477, 291123), (567, 244913), (1113, 124767), (1431, 97041), (3339, 41589), (4293, 32347), (4621, 30051), (10017, 13863)]