89975907

素因数分解:

$3^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1447}}^1$

素因数の和:1517

約数の個数: 48

約数和(自身を含む): 158469120

約数和(自身を除く): 68493213

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 63, 141, 147, 189, 329, 423, 441, 987, 1269, 1323, 1447, 2303, 2961, 4341, 6909, 8883, 10129, 13023, 20727, 30387, 39069, 62181, 68009, 70903, 91161, 204027, 212709, 273483, 476063, 612081, 638127, 1428189, 1836243, 1914381, 3332441, 4284567, 9997323, 12853701, 29991969, 89975907]

約数ペア:

[(1, 89975907), (3, 29991969), (7, 12853701), (9, 9997323), (21, 4284567), (27, 3332441), (47, 1914381), (49, 1836243), (63, 1428189), (141, 638127), (147, 612081), (189, 476063), (329, 273483), (423, 212709), (441, 204027), (987, 91161), (1269, 70903), (1323, 68009), (1447, 62181), (2303, 39069), (2961, 30387), (4341, 20727), (6909, 13023), (8883, 10129)]