71371503

素因数分解:

$3^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4243}}^1$

素因数の和:4348

約数の個数: 32

約数和(自身を含む): 122227200

約数和(自身を除く): 50855697

約数列:

[1, 3, 7, 9, 21, 27, 63, 89, 189, 267, 623, 801, 1869, 2403, 4243, 5607, 12729, 16821, 29701, 38187, 89103, 114561, 267309, 377627, 801927, 1132881, 2643389, 3398643, 7930167, 10195929, 23790501, 71371503]

約数ペア:

[(1, 71371503), (3, 23790501), (7, 10195929), (9, 7930167), (21, 3398643), (27, 2643389), (63, 1132881), (89, 801927), (189, 377627), (267, 267309), (623, 114561), (801, 89103), (1869, 38187), (2403, 29701), (4243, 16821), (5607, 12729)]