721829097

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{34231}}^1$

素因数の和:34322

約数の個数: 32

約数和(自身を含む): 1183057920

約数和(自身を除く): 461228823

約数列:

[1, 3, 9, 11, 27, 33, 71, 99, 213, 297, 639, 781, 1917, 2343, 7029, 21087, 34231, 102693, 308079, 376541, 924237, 1129623, 2430401, 3388869, 7291203, 10166607, 21873609, 26734411, 65620827, 80203233, 240609699, 721829097]

約数ペア:

[(1, 721829097), (3, 240609699), (9, 80203233), (11, 65620827), (27, 26734411), (33, 21873609), (71, 10166607), (99, 7291203), (213, 3388869), (297, 2430401), (639, 1129623), (781, 924237), (1917, 376541), (2343, 308079), (7029, 102693), (21087, 34231)]