938971887

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{13147}}^1$

素因数の和:13355

約数の個数: 32

約数和(自身を含む): 1514649600

約数和(自身を除く): 575677713

約数列:

[1, 3, 7, 19, 21, 57, 133, 179, 399, 537, 1253, 3401, 3759, 10203, 13147, 23807, 39441, 71421, 92029, 249793, 276087, 749379, 1748551, 2353313, 5245653, 7059939, 16473191, 44712947, 49419573, 134138841, 312990629, 938971887]

約数ペア:

[(1, 938971887), (3, 312990629), (7, 134138841), (19, 49419573), (21, 44712947), (57, 16473191), (133, 7059939), (179, 5245653), (399, 2353313), (537, 1748551), (1253, 749379), (3401, 276087), (3759, 249793), (10203, 92029), (13147, 71421), (23807, 39441)]