81329523

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{743}}^1$

素因数の和:895

約数の個数: 32

約数和(自身を含む): 123420672

約数和(自身を除く): 42091149

約数列:

[1, 3, 11, 31, 33, 93, 107, 321, 341, 743, 1023, 1177, 2229, 3317, 3531, 8173, 9951, 23033, 24519, 36487, 69099, 79501, 109461, 238503, 253363, 760089, 874511, 2464531, 2623533, 7393593, 27109841, 81329523]

約数ペア:

[(1, 81329523), (3, 27109841), (11, 7393593), (31, 2623533), (33, 2464531), (93, 874511), (107, 760089), (321, 253363), (341, 238503), (743, 109461), (1023, 79501), (1177, 69099), (2229, 36487), (3317, 24519), (3531, 23033), (8173, 9951)]